Laboratory prediction of primary postpartum haemorrhage: a comparative cohort study

Table 4 Multivariate analysis for independent factors associated with primary PPH

Parameter	Adj OR	95 % CI	P value
Peripheral blood smear
*Normal
Abnormal	2.9672	1.3323 to 6.6083	0.0078
Hb	0.5791	0.4585 to 0.7314	<0.0001
Anaemia
*Normal
Mod-severe	3.1385	1.2099 to 8.1412	0.0187
URE: CRE
* Normal
Intrarenal azotaemia	0.1893	0.0602 to 0.5955	0.0044
UREA	3.6435	2.0968 to 6.3311	<0.0001

CRE: Creatinine. URE: Urea. OR: Odds ratio. Adj: Adjusted. CI: Confidence Interval. P values less <0.05 were considered significant. * Reference variable

ISSN: 1471-2393