Table 5 Prognostic factors for severe maternal outcomes in women with severe maternal outcomes (maternal deaths plus near misses)

^a Referral

 Yes

16 (12.3)

27 (28.4)

3.5

2.6

 No

114 (87.7)

668 (71.6)

(1.8–6.6)

<0.001

(1.2–5.6)

0.013

Admission to the ICU or HDU

0.018

 Yes

71 (54.6)

464 (66.8)

1.3

0.008

1.9

 No

59 (45.4)

231 (33.2)

(1.1–2.4)

(1.1–3.1)

CPR

<0.001

 Yes

34 (26.2)

76 (10.9)

2.9

<0.001

6.1

 No

96 (73.8)

619 (89.1)

(1.8–4.6)

(3.2–11.7)

Transfusion more than 4 units

0.013

 Yes

40 (30.8)

225 (32.3)

1.9

1.9

 No

90 (69.2)

470 (67.7)

(1.3–2.7)

0.002

(1.1–3.1)

Cardiovascular collapse

2.9

<0.001

 Yes

43(33.1)

121 (17.4)

(1.8–4.7)

<0.001

4.9

 No

87 (66.9)

574 (82.6)

(2.5–9.5)

Hypotension

<0.001

 Yes

72 (55.4)

531 (76.0)

2.6

<0.001

2.6

 No

58 (44.6)

164 (24.0)

(1.8–3.8)

(1.6–4.4)

Intubation

<0.001

 Yes

31 (31.3)

95 (13.7)

5.0

2.6

 No

99 (68.7)

600 (86.3)

(3.4–7.6)

<0.001

(1.2–5.7)

Elevated serum lactate

<0.001

 Yes

40 (30.8)

229 (32.9)

1.5

0.078

4.5

 No

90 (69.2)

466 (67.1)

(0.9–2.4)

(2.3–8.7)

βGravidity

0.042

 Gravid 1–4

100 (76.9)

541 (77.8)

1.2

0.046

1.1

 Gravida 5 or more

30 (23.1)

154 (22.2)

(1.1–1.4)

(1.0–1.2)

Thrombocytopenia

0.337

 Yes

60 (46.1)

373 (53.7)

1.4

0.116

1.4

 No

70 (53.9)

322 (46.3)

(0.9–1.9)

(0.7–3.20