Current Status and Factors Associated with Clean Operating Rooms: A Survey of Hospitals in China

Table 2

Multivariate analysis of factors influencing compliance with the GB 50333 standards.

Influencing factors	β	Standard error	Wald statistic	Odds ratio	95% CI
Type of OR	−0.033	0.151	0.047	0.968	0.719–1.302	0.829
Hospital level	−0.348	0.154	5.084	0.706	0.522–0.955	0.024
Number of beds	−0.363	0.136	7.118	0.696	0.533–0.908	0.008
Number of ORs	0.065	0.093	0.482	1.067	0.889–1.281	0.488
Usage time (year)	−0.080	0.148	0.318	0.923	0.699–1.219	0.573
Maintenance mode	−0.672	0.169	15.722	0.511	0.367–0.711	<0.0001
Test frequency	−0.152	0.087	3.028	0.859	0.724–1.019	0.082

Significance at .