Table 2

Multivariate analysis of significant factors in sleeping environment for risk of sudden infant syndrome

Variables*
Univariate
Multivariate







Sleeping+
All factors++



Odds ratio (95% CI)
p
Odds ratio (95% CI)
p
Odds ratio (95% CI)
p

Sleeping in a bassinet
8.95 [3.80; 21.05]
<0.001
6.54 [2.45; 17.42]
<0.001
4.22 [1.16; 15.38]
0.029
Substandard infant mattress for sleep**
3.09 [1.38; 6.89]
0.006
3.36 [1.27; 8.84]
0.014
2.25 [0.69; 7.34]
0.180
Waterproof cloth over the mattress
2.35 [1.11; 4.98]
0.025
3.83 [1.43; 10.25]
0.007
2.87 [0.81; 10.21]
0.103
≥4 togs during sleep
8.02 [3.55; 18.16]
<0.001
7.93 [3.16; 19.90]
<0.001
8.49 [2.38; 30.32]
0.001

*Variables are for routine practices.

**Includes pallet, twisted plaid, pillow

+ Controlled for all sleeping environment factors listed in table.

++ Controlled for all factors that remained significant in the univariate analysis, including factors of sleeping environment.

Bubnaitienė et al. BMC Pediatrics 2005 5:41   doi:10.1186/1471-2431-5-41