Table 3.

Factors Independently Associated with having had ≥1 COVID-19 vaccine dose among PWID in San Diego, CA: Multivariate Analyses.

Baseline Characteristics	Adjusted IRR (95% CI)	P-valueP
Age (per 10 year increase)	1.29 (1.11,1.51)	0.001
Number of people they know who have had a COVID-19 vaccine (per every 10 people)	1.02 (1.01,1.03)	<0.001
Ever had an influenza vaccine	2.16 (1.46,3.20)	0.001
Incarcerated*	1.80 (1.07,3.02)	0.03
Tested HIV seropositive	2.51 (1.03,6.10)	0.04
Lacks health insurance at least at one visit	0.60 (0.39,0.91)	0.02
Thinks that COVID vaccines include a tracking device	0.62 (0.42,0.92)	0.02
Tested SARS-CoV-2 RNA+ (at baseline or visit 2)	1.82 (1.05,3.16)	0.03

^*past 6 months ^ZPer 10 units increase; Boldface indicates statistical significance (p < 0.05).

^PP-values from Wald Chi-Squared tests.