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Claudia C Ma

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Articles 31
Citations 391
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Recent Articles
1.
McCanlies E, Gu J, Kashon M, Yucesoy B, Ma C, Sanderson W, et al.
Environ Res . 2023 Apr; 228:115769. PMID: 37004853
No abstract available.
2.
Gu J, Allison P, Trotter A, Charles L, Ma C, Groenewold M, et al.
J Occup Environ Med . 2021 Jul; 64(1):39-45. PMID: 34310540
Objective: To estimate the self-reported prevalence of prescription opioid use and illicit drug use in the United States. Methods: Self-reported prescription opioid use and illicit drug use (mostly nonopioid) were...
3.
Gu J, Charles L, Fekedulegn D, Allison P, Ma C, Violanti J, et al.
Ann Epidemiol . 2020 Oct; 55:78-82. PMID: 33049395
Purpose: This study examined trends in the prevalence of cardiovascular disease (CVD) and CVD risk factors among U.S. older adults and workers. We also investigated correlations between the temporal prevalence...
4.
Gu J, Charles L, Fekedulegn D, Ma C, Violanti J, Andrew M
J Safety Res . 2020 Sep; 74:207-217. PMID: 32951785
Introduction: Injuries at work may negatively influence mental health due to lost or reduced working hours and financial burden of treatment. Our objective was to investigate, in U.S. workers (a)...
5.
Ma C, Gu J, Andrew M, Fekedulegn D, Violanti J, Klein B, et al.
Ophthalmic Epidemiol . 2020 Jun; 27(6):487-497. PMID: 32576060
Purpose: We examined cross-sectional associations of sleep measures with central retinal artery equivalent (CRAE) and central retinal vein equivalent (CRVE) and investigated whether sex and race/ethnicity modified these associations. Methods:...
6.
Ma C, Gu J, Bhandari R, Charles L, Violanti J, Fekedulegn D, et al.
J Sleep Res . 2020 Feb; 29(6):e12988. PMID: 32049409
This study investigated the associations of baseline sleep onset latency, wake after sleep onset, longest wake episode, number of awakenings, sleep efficiency and sleep duration with incident hypertension during a...
7.
Gu J, Charles L, Millen A, Violanti J, Ma C, Jenkins E, et al.
Am J Hum Biol . 2019 Oct; 31(5):e23274. PMID: 31565838
Objective: Studies show that serum levels of 25-hydroxyvitamin D (25(OH)D), a biomarker for vitamin D status, are lower in persons with higher adiposity levels and that police officers have been...
8.
McCanlies E, Ma C, Gu J, Fekedulegn D, Sanderson W, Ludena-Rodriguez Y, et al.
Occup Environ Med . 2019 Jun; 76(9):644-651. PMID: 31248991
Objectives: The aim of this study is to determine if parental occupational exposure to 16 agents is associated with autism spectrum disorder (ASD). Methods: Demographic, health and parental occupational data...
9.
Violanti J, Ma C, Gu J, Fekedulegn D, Mnatsakanova A, Andrew M
Policing . 2019 May; 41(5):539-549. PMID: 31049018
Purpose: The purpose of this paper is to examine the association of social avoidance among police, cardiovascular disease (CVD) (metabolic syndrome (MetSyn)), and social support. Design/methodology/approach: Participants were officers from...
10.
Violanti J, Ma C, Mnatsakanova A, Fekedulegn D, Hartley T, Gu J, et al.
J Police Crim Psychol . 2019 Apr; 33(3):271-282. PMID: 31024192
The role of coping in the association between stress and posttraumatic stress disorder (PTSD) is not clear. We investigated the effects of active and passive coping strategies on the associations...