Table 7

Use of soothers and the risk of sudden infant death syndrome

Soother used	Cases		Controls		Univariate analysis			Multivariate analysis*
Soother used	n	%	n	%	OR	95% CI	p value	OR	95% CI	p value
*Adjusted for maternal age, education, smoking and drinking during pregnancy, social disadvantage, z scores for weight by gestation whether breast feeding was initiated at birth, baby being ill, crying/colic problems, symptoms in 48 h prior to last/reference sleep, tog of bed covering ⩾10, use of pillows, duvets, prone position, and co-sleeping during the last/reference sleep period.
Usual practice
No	36	23	209	34	ref			ref
Yes	119	77	411	66	1.95	1.25 to 3.06	<0.01	1.47	0.62 to 3.50	0.38
Last/reference sleep period
No	106	70	280	45	ref			ref
Yes	45	30	355	55	0.34	0.22 to 0.50	<0.001	0.10	0.03 to 0.31	<0.001
Change in routine soother use during last/ref sleep period
No	80	53	495	81	ref			ref
Yes	70	47	119	19	4.53	2.92 to 7.01	<0.001	5.83	2.37 to 14.36	<0.001