Impact of Healthcare-Associated Infections on Length of Stay: A Study in 68 Hospitals in China

Table 1

The LOS due to HAI in different hospital levels (days).

Level	n	Case group		Control group		Increased LOS	t	P
			SD		SD
Provincial or ministerial	627	23.2	1.8	12.3	1.9	10.9	24.89	<0.01
Prefectural or municipal	932	21.3	1.9	10.9	1.9	10.4	30.95	<0.01
District or county	560	19.3	2.1	9.6	1.9	9.7	21.94	<0.01
Total	2119	21.3	1.9	10.9	1.9	10.4	45.13	<0.01