. 2024 Apr 22;28(6):2131–2147. doi: 10.1007/s10461-024-04311-4

Table 10.

Univariate and multi-variate models assessing the impact of the COVID-19 pandemic on HIV testing rates among people prescribed OAT in rest of Glasgow, 2010–2021 (June 2021 only)

Co-variates	N^a	HIV test in the last year (% of N)	Univariate^b		Multi-variate^b
Co-variates	N^a	HIV test in the last year (% of N)	OR (95% CI)	P value	aOR (95% CI)	P value
Time period^a
Pre-outbreak (2010–2014)	3,062	354 (12%)	0.17 (0.15–0.19)	< 0.001	0.16 (0.14–0.18)	< 0.001
Early outbreak (2015–2016)	2,563	740 (29%)	0.52 (0.47–0.58)	< 0.001	0.51 (0.46–0.57)	< 0.001
Ongoing outbreak (2017–2019)	2,575	1,123 (44%)	1		1
COVID-19 (2020–2021)	2,134	781 (37%)	0.74 (0.67–0.83)	< 0.001	0.76 (0.68–0.85)	< 0.001
Gender
Male	2,562	1,304 (51%)	1		1
Female	1,226	606 (49%)	0.97 (0.87–1.07)	0.513	0.94 (0.85–1.05)	0.291
Age group^a
< 35	2,476	685 (28%)	1		1
35–45	4,948	1,498 (30%)	1.14 (1.01–1.28)	0.036	0.88 (0.77–0.99)	0.035
46 +	2,910	815 (28%)	1.02 (0.89–1.16)	0.802	0.63 (0.55–0.74)	< 0.001
Injecting-related hospital admission in the last 2 years^a
No	8,234	2,163 (26%)	1		1
Yes	2,100	835 (40%)	2.19 (1.97–2.45)	< 0.001	2.15 (1.92–2.42)	< 0.001

OR odds ratio, aOR adjusted odds ratio

^aTime varying co-variate; people can be included in multiple categories

^bMulti-level framework to adjust for across time period duplicates