Table 2

 Odds ratios for probable nosocomial bacteraemia by each organisational and structural unit characteristic

Odds ratio95% CIp value
Illness severity (birth model)0.60(0.20 to 0.62)<0.001
Unit has infection control or link nurse0.53(0.35 to 0.79)0.030
No of level 1 cots per hand washbasin1.13(1.07 to 1.20)0.006
Floor space per level 1 cot (m2)0.99(0.98 to 1.00)0.234
Quality score for hand washing1.04(0.93 to 1.16)0.537