Variables	Cases	Witnesses	OR 95% IC	p-Value
Variables	Number	Number	OR 95% IC	p-Value
Prematurity
<32	53	10	7.39 3.27 - 16.61	0.0000003
32 - 36	33	46	7.39 3.27 - 16.61	0.0000003
Hypothermia
Yes	86	47	2.29 1.51 - 3.46	0.0001
No	156	195	2.29 1.51 - 3.46	0.0001
Hyperthermia
Yes	72	92	0.69 0.47 - 1.01	0.68
No	170	150	0.69 0.47 - 1.01	0.68
Malformation
Yes	14	12	1.17 0.53 - 2.260	0.84
No	228	230	1.17 0.53 - 2.260	0.84
Obstetric trauma
Yes	11	9	1.23 0.50 - 3.03	0.82
No	231	233	1.23 0.50 - 3.03	0.82
SFA
Yes	130	105	1.51 1.06 - 2.17	0.029
No	112	137	1.51 1.06 - 2.17	0.029
RCUI
Yes	29	37	0.75 0.45 - 1.27	0.35
No	213	205	0.75 0.45 - 1.27	0.35
INN
Yes	227	237	0.319 0.11 - 0.89	0.037
No	15	5	0.319 0.11 - 0.89	0.037
Number of diagnoses
1 - 2	86	113	0.63 0.44 - 0.91	0.016
>3	156	129	0.63 0.44 - 0.91	0.016
SMK
Yes	2	21	0.09 0.02 - 0.38	0.000045
No	240	221	0.09 0.02 - 0.38	0.000045