Table 2 Univariate and multivariate analysis of factors influencing maternal mortality at 72 h postpartum
Variables | Alive(n = 67) | Dead(n = 11) | Univariate Analysis | Multivariate Analysis | ||
|---|---|---|---|---|---|---|
HR (95% CI) | P(< 0.10) | HR (95% CI) | P(< 0.10) | |||
Age (years) | 26.95 ± 5.91 | 25.73 ± 3.85 | 0.97(0.87–1.07) | 0.47 | ||
Gestational age (weeks) | 35.48 ± 2.66 | 35.90 ± 2.75 | 1.05(0.81–1.35) | 0.72 | 0.85(0.63–1.15) | 0.30 |
Multiparity | 24 | 2 | 0.42(0.09–1.92) | 0.26 | ||
Twin pregnancy | 22 | 3 | 0.79(0.21–2.99) | 0.73 | 1.47(0.15–14.43) | 0.74 |
Perinatal death | 12 | 2 | 1.04(0.22–4.80) | 0.96 | 0.26(0.02–3.05) | 0.29 |
Referral after delivery | 21 | 4 | 1.18(0.35–4.02) | 0.79 | ||
Vaginal delivery | 18 | 0 | 0.03(0.00-8.21) | 0.22 | ||
Postpartum hemorrhage | 24 | 5 | 1.53(0.47–5.01) | 0.48 | 1.71(0.28–10.54) | 0.57 |
Hepatic encephalopathy | 15 | 6 | 3.59(1.10-11.77) | 0.04 | 2.88(0.43–19.53) | 0.28 |
artificial liver supporta | 14 | 2 | 0.47(0.06–3.64) | 0.47 | 0.12(0.01–1.25) | 0.08 |
USSb | 40 | 9 | 0.92(0.20–4.26) | 0.92 | ||
INR | 1.78 ± 0.67 | 2.33 ± 0.86 | 1.99(1.15–3.44) | 0.01 | 3.45(1.32–8.97) | 0.01 |
Total bilirubin (µmol/l) | 185.44 ± 114.95 | 266.66 ± 166.16 | 1.01(1.00-1.01) | 0.04 | 1.01(1.00-1.01) | 0.06 |
ALT(U/L) | 83.46 ± 127.01 | 41.22 ± 14.80 | 0.98(0.95–1.01) | 0.12 | ||
AST(U/L) | 85.44 ± 108.62 | 79.11 ± 37.40 | 1.00(0.99–1.01) | 0.88 | ||
Creatinine (µmol/l) | 171.79 ± 110.76 | 263.32 ± 106.77 | 1.00(1.00-1.01) | 0.02 | 1.01(1.00-1.01) | 0.02 |
Serum sodium (mmol/l) | 135.11 ± 5.47 | 134.07 ± 10.03 | 0.97(0.89–1.06) | 0.53 | ||
Serum calcium(mmol/l) | 1.92 ± 0.17 | 1.90 ± 0.24 | 0.70(0.03–19.08) | 0.83 | ||
WBC count (×109/l) | 20.22 ± 7.16 | 21.06 ± 6.21 | 1.01(0.93–1.10) | 0.74 | ||
haemoglobin (g/l) | 86.83 ± 18.81 | 85.45 ± 26.30 | 1.00(0.97–1.03) | 0.81 | ||
platelet (×109/l) | 99.49 ± 61.39 | 58.64 ± 23.20 | 0.98(0.96 − 1.00) | 0.02 | 0.96(0.93-1.00) | 0.04 |
Haematocrit (%) | 26.16 ± 5.24 | 25.45 ± 7.33 | 0.98(0.87–1.09) | 0.69 | ||
Serum glucose (mmol/l) | 4.50 ± 2.25 | 5.32 ± 1.75 | 1.06(0.82–1.36) | 0.68 | ||
BUN(mmol/L) | 11.77 ± 6.84 | 13.94 ± 7.99 | 1.03(0.96–1.12) | 0.40 | ||
Ammonia (µmol/l) | 46.52 ± 25.18 | 52.48 ± 25.15 | 1.01(0.99–1.03) | 0.40 | ||
Urate (µmol/l) | 429.61 ± 196.53 | 529.22 ± 329.80 | 1.00(1.00–1.00) | 0.17 | ||
ALP(U/L) | 306.43 ± 193.63 | 302.37 ± 271.53 | 1.00(1.00–1.00) | 0.89 | ||
LDH(U/L) | 651.38 ± 432.54 | 777.49 ± 697.83 | 1.00(1.00–1.00) | 0.56 | ||
Lactate(mmol/l)c | 3.01 ± 2.34 | 5.79 ± 3.11 | 1.40(1.03–1.91) | 0.04 | ||