Table 2.

Multivariable logistic regression for factors associated with participant follow-up

Factor	Unadjusted OR	95% CI	Model 1a	95% CI	Model 2b	95% CI
Current age	0.97	0.96–0.98	1.01	0.99–1.03	1.02	1.00–1.04
Sex: female	0.76	0.59–0.96	1.18	0.88–1.59	1.05	0.73–1.53
Chronic disease	0.52	0.38–0.71			0.86	0.58–1.27
Site
Tanzania	Ref.	–
South Africa	0.83	0.61–1.14
Periurban Uganda	5.85	3.87–8.83
Rural Uganda	17.33	8.95–33.58
Nigeria	24.21	11.4–51.44

^aModel 1: Covariates include age, sex, and site.

^bModel 2: Covariates include age, sex, chronic disease, and site but does not include Nigeria as Nigeria did not include chronic disease questions.

OR, odds ratio; CI, confidence interval.