HIV diagnosis period influences ART initiation: findings from a prospective cohort study in China

Table 4 Associations between the HBM-related ART perceptions and ART initiation

	All				Diagnosed before implementing the new strategy				Diagnosed after implementing the new strategy
	HR_u (95% CI)	P	HR_a (95% CI)	P	HR_u (95% CI)	P	HR_a (95% CI)	P	HR_u (95% CI)	P	HR_a (95% CI)	P
Perceived severity	1.32 (1.13, 1.54)	0.001	1.17 (0.99, 1.38)	0.060	1.43 (1.10, 1.86)	0.007	1.54 (1.17, 2.02)	0.002	1.03 (0.83, 1.27)	0.797	0.99 (0.80, 1.23)	0.957
Perceived susceptibility	1.18 (1.02, 1.37)	0.029	1.09 (0.94, 1.27)	0.251	1.24 (0.96, 1.61)	0.096	1.34 (1.02, 1.75)	0.034	1.03 (0.86, 1.24)	0.746	1.00 (0.84, 1.19)	0.990
Perceived benefits	1.28 (1.08, 1.52)	0.005	1.15 (0.97, 1.38)	0.117	1.66 (1.23, 2.24)	0.001	1.83 (1.34, 2.51)	< 0.001	0.95 (0.76, 1.19)	0.647	0.92 (0.74, 1.15)	0.459
Perceived barriers	0.86 (0.74, 0.99)	0.039	0.91 (0.79, 1.06)	0.216	0.70 (0.53, 0.91)	0.008	0.71 (0.55, 0.93)	0.014	1.00 (0.84, 1.19)	0.991	0.98 (0.83, 1.17)	0.824
Self-efficacy	1.38 (1.20, 1.60)	< 0.001	1.23 (1.06, 1.43)	0.006	1.45 (1.15, 1.84)	0.002	1.56 (1.23, 1.97)	< 0.001	1.11 (0.92, 1.35)	0.272	1.06 (0.87, 1.29)	0.576

Significant P values are in bold
HR_u: univariate hazard ratios; HR_a: adjusted hazard ratio, adjusting for significant background variables which were significant in the multivariate analyses in Table 3

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