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Table 2 Haematological parameters of study participants

From: Laboratory prediction of primary postpartum haemorrhage: a comparative cohort study

Parameters

All women (n = 271)

Group 1 (n = 55)

Group 2 (n = 216)

P value

Hb (g/dL) median (IQR)

11.9 (10.9,12.8)

10.7 (8.5,12.3)

12.1 (11.3,13)

<0.001

ANAEMIA n (%)

    

   Mod-Sev

36 (13.3)

22 (40)

14 (6.5)

<0.001

   Mild

37 (13.7)

9 (16.4)

28 (13)

   Normal

198 (73.1)

24 (43.6)

174 (80.6)

G6PD n (%)

    

   Full Defect

12 (4.4)

0 (0)

12 (5.6)

0.169

   No Defect

257 (94.8)

55 (100)

202 (93.5)

   Partial Defect

2 (0.7)

0 (0)

2 (0.9)

SICKLING n (%)

    

   Negative

235 (86.7)

47 (85.5)

188 (87)

0.931

   Positive

36 (13.3)

8 (14.5)

28 (13)

BLOOD GROUP n (%)

    

   Non-O groups

130 (47.9)

22 (40)

108 (50)

0.227

   Group O

141 (52.1)

33 (60)

108 (50)

HCT median (IQR)

36.1 (32.9,38.5)

32.1 (25.2,36.8)

36.5 (33.6,38.5)

<0.001

MCV median (IQR)

84.8 (80.5,88.6)

85.9 (81.6,88.2)

84 (80.1,88.7)

0.426

MCH median (IQR)

28.1 (26.9,29.7)

29 (27.4,30.1)

28.1 (26.8,29.6)

0.151

MCHC median (IQR)

33.2 (32.6,34.3)

33.4 (32.8,34.3)

33.2 (32.6,34.3)

0.248

PLT mean (SD)

205.8 (66.8)

210 (69.3)

204.7 (66.2)

0.597

  1. Data are presented as n (%) or median (IQR) or mean (SD). All P values less than 0.05 were considered significant. Group 1: Women with primary PPH. Group 2: Women without primary PPH. IQR: Inter-quartile range. n: Number. Mod: Moderate. Sev: Severe. Hb: Haemoglobin. G6PD: Glucose-6-Phosphate Dehydrogenase. HCT: Haematocrit. MCV: Mean Cell Volume. MCH: Mean cell haemoglobin. MCHC: Mean Corpuscular Haemoglobin Concentration. PLT: Platelets