Gilbert C. Gee, PhD, is an affiliate at the UCLA Center for Health Policy Research and a professor in the UCLA Fielding School of Public Health, Department of Community Health Sciences. His research examines how racism and other forms of structural disadvantage contribute to health and health care disparities.

In addition, Gee's work examines stress, neighborhoods, and environmental justice using a multi-level and life course perspective. His work also examines the health of Asian Americans and Pacific Islanders, and he has served as the program chair for the Asian and Pacific Islander Caucus of the American Public Health Association. His studies have been conducted in the USA, Japan, and the Philippines.

Gee holds a bachelor's of arts in neuroscience from Oberlin College, a doctorate in social and behavioral sciences from the Johns Hopkins University School of Public Health, and post-doctoral training in sociology from Indiana University.

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Examining the Relationship Between Intersectional Discrimination and Substance Use Disorders by Race, Ethnicity, and Gender
Journal Article
Journal Article

Examining the Relationship Between Intersectional Discrimination and Substance Use Disorders by Race, Ethnicity, and Gender

This study assesses the relationship between substance use disorders (SUD) and intersectional discrimination, the intersection of racial/ethnic discrimination, and gender discrimination. Authors aim to determine if the relationship between SUD and discrimination varies by race/ethnicity and gender.

This cross-sectional study analyzes data from a diverse sample of American Indian, Asian, Black, Latinx, and white adult respondents from Wave 2 of the 2004-2005 National Epidemiologic Survey on Alcohol and Related Conditions. Multinomial logistic regression was used to test the association between intersectional discrimination and SUD. Intersectional discrimination was assessed using an interaction term between racial/ethnic discrimination and gender discrimination. Alcohol use disorders (AUD) only and alcohol plus drug use disorders (SUD) were assessed separately. Analyses were stratified by race/ethnicity and gender.

Findings: Overall, intersectional discrimination was associated with increased predicted probabilities of SUD relative to those with no discrimination and was more often associated with SUD than AUD. Intersectional discrimination was associated with increased predicted probabilities of AUD and SUD among women, Black, Latinx, and white adults. Intersectional discrimination was associated with increased predicted probabilities of SUD but not AUD among men, American Indian, and Asian adults.

Intersectional discrimination consistently elevated AUD and/or SUD across subgroups defined by gender or race/ethnicity; however, effects were variable across gender, race/ethnicity, and disorder. Findings demonstrate the negative health implications of intersectional discrimination for men and women and American Indian, Asian, Black, Latinx, and white adults. Study findings have implications for the development of policies and interventions that are centered around intersectionality.
 

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Journal Article
Journal Article

Estimating Dementia Incidence in Insured Older Asian Americans and Pacific Islanders in California: An Application of Inverse Odds of Selection Weights

Literature shows heterogeneous age-standardized dementia incidence rates across U.S. Asian American, Native Hawaiian, and Pacific Islanders (AANHPI), but no estimates of population-representative dementia incidence exist due to lack of AANHPI longitudinal probability samples. Authors compared harmonized characteristics between AANHPI Kaiser Permanente Northern California members (KPNC cohort) and the target population of AANHPI 60+ with private or Medicare insurance using the California Health Interview Survey (CHIS). They used stabilized inverse odds of selection weights (sIOSW) to estimate ethnicity-specific crude and age-standardized dementia incidence rates and cumulative risk by age 90 in the target population.

Findings: Differences between the KPNC cohort and target population varied by ethnicity. sIOSW eliminated most differences in larger ethnic groups; some differences remained in smaller groups. Estimated crude dementia incidence rates using sIOSW (versus unweighted) were similar in Chinese, Filipinos, Pacific Islanders and Vietnamese, and higher in Japanese, Koreans, and South Asians. Unweighted and weighted age-standardized incidence rates differed for South Asians. Unweighted and weighted cumulative risk were similar for all groups.

Authors estimated the first population-representative dementia incidence rates and cumulative risk in AANHPI ethnic groups. They encountered some estimation problems and weighted estimates were imprecise, highlighting challenges using weighting to extend inferences to target populations.

This study uses uses 2005, 2007, and 2009 California Health Interview Survey (CHIS) data. 

Asian American Self-Reported Discrimination in Healthcare and Having a Usual Source of Care (Journal of Racial and Ethnic Health Disparities)
Journal Article
Journal Article

Asian American Self-Reported Discrimination in Healthcare and Having a Usual Source of Care (Journal of Racial and Ethnic Health Disparities)

Summary: Self-reported racial or ethnic discrimination in a health care setting has been linked to worse health outcomes and not having a usual source of care, but has been rarely examined among Asian ethnic subgroups. Authors examined the association between Asian ethnic subgroup and self-reported discrimination in a healthcare setting, and whether both factors were associated with not having a usual source of care.

Using the California Health Interview Survey (CHIS) 2015–2017, authors used logistic regression models to assess associations among Asian ethnic subgroup, self-reported discrimination, and not having a usual source of care. Interactions between race and self-reported discrimination, foreign-born status, poverty level, and limited English proficiency were also analyzed. Respondents represented adults ages 18 and older residing in California who identified as white, Black, Hispanic, American Indian/Alaska Native, Asian (including Chinese, Filipino, Japanese, Korean, Vietnamese, and Other Asian), and other. Researchers examined two main outcomes: self-reported discrimination in a health care setting and having a usual source of care. There were 62,965 respondents.

Findings: After survey weighting, Asians as an aggregate group were more likely to report discrimination than non-Hispanic whites. When Asians were disaggregated, Japanese and Koreans were more likely to report discrimination than non-Hispanic whites. Self-reported discrimination was marginally associated with not having a usual source of care. Koreans were the only group associated with not having a usual source of care. Foreign-born Chinese and foreign-born Japanese were more associated with self-reported discrimination than being independently foreign-born and Chinese or Japanese.

Differences in self-reported discrimination in a health care setting and not having a usual source of care were observed among Asian ethnic subgroups. Better understanding of these differences in their sociocultural contexts will guide interventions to ensure equitable access to health care.

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Journal Article
Journal Article

The Impact of Asian American Perceived Discrimination on Health Utilization

Understanding how perceived discrimination affects Asian Americans can help stakeholders target subgroups that are at highest risk of discrimination-related behaviors and design culturally appropriate interventions to ensure equitable access to health care. The COVID-19 pandemic has exposed longstanding anti-Asian racism in the U.S. Yet, effects of discrimination on Asian American health are unknown, partly because diverse Asian American populations are analyzed in aggregate.

Authors aim to understand how perceived discrimination affects health care utilization among different Asian American subgroups. They examine the association of perceived discrimination with health care utilization using the California Health Interview Survey (CHIS). In the CHIS, respondents reported whether they would’ve gotten better medical care if they belonged to a different race. Researchers examine the association between these responses and physician visits within the past year, in the survey years 2003, 2004 and 2016–2017. Subsequent modeling examines potential mediating and moderating factors such as limited English proficiency, immigration status, income, and survey year. Asian American subgroups analyzed include Asian Indian, Korean, Chinese, Filipino, Vietnamese, Japanese, and other Asian.

Findings: Results will highlight how perceived discrimination incentivizes or disincentivizes certain Asian subgroups to utilize health care. Asian American subgroups have differing and diverse experiences with discrimination due to their historical and cultural differences; results will elucidate how discrimination affects these subgroups. Results will be compared to non-Hispanic whites, who represent the racial group least likely to experience discrimination in the U.S. Mediation and moderation analysis will help understand how traditionally cited factors for health care utilization interact with perceived discrimination on Asian Americans.

Asian American subgroups are understudied, despite Asian Americans being one of the fastest growing racial groups in the U.S. Understanding how perceived discrimination affects Asian Americans can help stakeholders target subgroups that are at highest risk of discrimination-related behaviors and design culturally appropriate interventions.

Photo of Books
Journal Article
Journal Article

Estimating Dementia Incidence in Insured Older Asian Americans and Pacific Islanders in California: An Application of Inverse Odds of Selection Weights

Literature shows heterogeneous age-standardized dementia incidence rates across U.S. Asian American, Native Hawaiian, and Pacific Islanders (AANHPI), but no estimates of population-representative dementia incidence exist due to lack of AANHPI longitudinal probability samples. Authors compared harmonized characteristics between AANHPI Kaiser Permanente Northern California members (KPNC cohort) and the target population of AANHPI 60+ with private or Medicare insurance using the California Health Interview Survey (CHIS). They used stabilized inverse odds of selection weights (sIOSW) to estimate ethnicity-specific crude and age-standardized dementia incidence rates and cumulative risk by age 90 in the target population.

Findings: Differences between the KPNC cohort and target population varied by ethnicity. sIOSW eliminated most differences in larger ethnic groups; some differences remained in smaller groups. Estimated crude dementia incidence rates using sIOSW (versus unweighted) were similar in Chinese, Filipinos, Pacific Islanders and Vietnamese, and higher in Japanese, Koreans, and South Asians. Unweighted and weighted age-standardized incidence rates differed for South Asians. Unweighted and weighted cumulative risk were similar for all groups.

Authors estimated the first population-representative dementia incidence rates and cumulative risk in AANHPI ethnic groups. They encountered some estimation problems and weighted estimates were imprecise, highlighting challenges using weighting to extend inferences to target populations.

This study uses uses 2005, 2007, and 2009 California Health Interview Survey (CHIS) data. 

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Examining the Relationship Between Intersectional Discrimination and Substance Use Disorders by Race, Ethnicity, and Gender
Journal Article
Journal Article

Examining the Relationship Between Intersectional Discrimination and Substance Use Disorders by Race, Ethnicity, and Gender

This study assesses the relationship between substance use disorders (SUD) and intersectional discrimination, the intersection of racial/ethnic discrimination, and gender discrimination. Authors aim to determine if the relationship between SUD and discrimination varies by race/ethnicity and gender.

This cross-sectional study analyzes data from a diverse sample of American Indian, Asian, Black, Latinx, and white adult respondents from Wave 2 of the 2004-2005 National Epidemiologic Survey on Alcohol and Related Conditions. Multinomial logistic regression was used to test the association between intersectional discrimination and SUD. Intersectional discrimination was assessed using an interaction term between racial/ethnic discrimination and gender discrimination. Alcohol use disorders (AUD) only and alcohol plus drug use disorders (SUD) were assessed separately. Analyses were stratified by race/ethnicity and gender.

Findings: Overall, intersectional discrimination was associated with increased predicted probabilities of SUD relative to those with no discrimination and was more often associated with SUD than AUD. Intersectional discrimination was associated with increased predicted probabilities of AUD and SUD among women, Black, Latinx, and white adults. Intersectional discrimination was associated with increased predicted probabilities of SUD but not AUD among men, American Indian, and Asian adults.

Intersectional discrimination consistently elevated AUD and/or SUD across subgroups defined by gender or race/ethnicity; however, effects were variable across gender, race/ethnicity, and disorder. Findings demonstrate the negative health implications of intersectional discrimination for men and women and American Indian, Asian, Black, Latinx, and white adults. Study findings have implications for the development of policies and interventions that are centered around intersectionality.
 

Asian American Self-Reported Discrimination in Healthcare and Having a Usual Source of Care (Journal of Racial and Ethnic Health Disparities)
Journal Article
Journal Article

Asian American Self-Reported Discrimination in Healthcare and Having a Usual Source of Care (Journal of Racial and Ethnic Health Disparities)

Summary: Self-reported racial or ethnic discrimination in a health care setting has been linked to worse health outcomes and not having a usual source of care, but has been rarely examined among Asian ethnic subgroups. Authors examined the association between Asian ethnic subgroup and self-reported discrimination in a healthcare setting, and whether both factors were associated with not having a usual source of care.

Using the California Health Interview Survey (CHIS) 2015–2017, authors used logistic regression models to assess associations among Asian ethnic subgroup, self-reported discrimination, and not having a usual source of care. Interactions between race and self-reported discrimination, foreign-born status, poverty level, and limited English proficiency were also analyzed. Respondents represented adults ages 18 and older residing in California who identified as white, Black, Hispanic, American Indian/Alaska Native, Asian (including Chinese, Filipino, Japanese, Korean, Vietnamese, and Other Asian), and other. Researchers examined two main outcomes: self-reported discrimination in a health care setting and having a usual source of care. There were 62,965 respondents.

Findings: After survey weighting, Asians as an aggregate group were more likely to report discrimination than non-Hispanic whites. When Asians were disaggregated, Japanese and Koreans were more likely to report discrimination than non-Hispanic whites. Self-reported discrimination was marginally associated with not having a usual source of care. Koreans were the only group associated with not having a usual source of care. Foreign-born Chinese and foreign-born Japanese were more associated with self-reported discrimination than being independently foreign-born and Chinese or Japanese.

Differences in self-reported discrimination in a health care setting and not having a usual source of care were observed among Asian ethnic subgroups. Better understanding of these differences in their sociocultural contexts will guide interventions to ensure equitable access to health care.

Read the Publication:

Center in the News

UCLA granted $3 million for study on sexual and reproductive health of Asian immigrant women

University of California, Los Angeles (UCLA) Fielding School of Public Health researchers have been awarded $3 million to study the sexual and reproductive health of Asian immigrant women in the United States, the university announced on Monday.

News https://www.yahoo.com/video/ucla-granted-3-million-study-223250806.html?guccounter=1
Center in the News

Asian Immigrant Women Subject Of UCLA Public Health Study

Researchers from the UCLA Fielding School of Public Health have been awarded a federal grant for a multi-year study focused on the sexual and reproductive health of Asian immigrant women in the United States, it was announced Monday.

News https://kfiam640.iheart.com/featured/la-local-news/content/2022-10-03-asian-immigrant-women-subject-of-ucla-public-health-study/

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