Stillbirths at a hospital in Nablus, 2010: a cohort study

Figures & data

Table 1 Characteristics of 5,644 women delivering at a tertiary care hospital in Nablus, 2010

Total		Mothers, N	Mothers with stillbirths, n (%)
		5,644	38 (100)
Age	<20 y	380	1 (0.3)
	20–29 y	3,333	19 (0.6)
	30–39 y	1,716	15 (0.9)
	>40 y	214	3 (1.4)
	Not recorded	1	0 (0.0)
Parity at discharge	Para 1	1,338	8 (0.6)
	Para 2–3	1,991	12 (0.6)
	Para 4–5	1,411	5 (0.4)
	Para 6 or more	904	13 (1.4)
Previous abortions	None	4,164	27 (0.6)
	1–2	1,268	9 (0.7)
	3 or more	210	2 (1.0)
	Not recorded	2	0 (0.0)
Hb^a at admission	Hb<70 g/L	3	0 (0.0)
	Hb=70–89 g/L	195	1 (0.5)
	Hb=90–109 g/L	1,891	13 (0.7)
	Hb=110–144 g/L	3,502	22 (0.6)
	Hb≥145 g/L	53	53 (3.8)
Time of delivery^b	Q1–2010	1,353	9 (0.7)
	Q2–2010	1,423	12 (0.8)
	Q3–2010	1,479	8 (0.5)
	Q4–2010	1,389	9 (0.7)

^aHb=maternal haemoglobin concentration.

^bQ=calendar quarter.

Table 2 Stillbirth rates by maternal and foetal determinants among 5,782 babies born at a tertiary hospital in Nablus, 2010

Total		Babies born	Stillborn babies	Stillbirth/1,000 births (95% CI)	Crude odds ratio^a (95%CI)	Adjusted^a,b odds ratio (95%CI)
		5,782	41	7.1 (5.2–9.5)
Maternal age	<20 y	391	1	2.6 (0.1–12.6)	0.3 (0.04–2.1)
	20–29 y	3,407	21	6.2 (3.9–9.2)	Reference
	30–39 y	1,768	16	9.0 (5.4–14.4)	0.7 (0.4–1.3)
	>40 y	215	3	14.0 (3.6–37.5)	0.4 (0.4–5.4)
	Missing	1	0	0	–
Parity at discharge	Para 1	1,367	8	5.9 (2.7–11.1)	0.8 (0.3–1.9)
	Para 2–3	2,042	15	7.3 (4.3–11.8)	Reference
	Para 4–5	1,443	5	3.5 (1.3–7.7)	0.5 (0.2–1.3)
	Para 6 or more	930	13	14.0 (7.8–23.2)	1.9 (0.9–4.0)
Previous abortions	None	4,269	29	6.8 (4.6–9.6)	Reference
	1–2	1,299	10	7.7 (3.9–13.7)	1.1 (0.6–2.3)
	3 or more	212	2	9.4 (1.6–30.8)	1.4 (0.3–5.9)
	Not recorded	2	0	0	–
Hb at admission	Hb <70 g/L	3	0	0	–	–
	Hb=70–89 g/L	203	1	4.9 (2.5–24.1)	0.8 (0.1–5.7)	0.6 (0.1–4.5)
	Hb=90–109 g/L	1,936	15	7.7 (4.5–12.5)	1.2 (0.6–2.3)	1.0 (0.5–1.9)
	Hb=110–144 g/L	3,587	23	6.4 (4.2–9.5)	Reference	Reference
	Hb≥145 g/L	53	2	37.7 (6.3–119.1)	6.1 (1.4–26.4)	9.6 (2.1–44.2)
Quarter of the year	Q1–2010	1,386	9	6.5 (3.1–11.9)	Reference
	Q2–2010	1,447	12	8.3 (4.5–14.1)	1.3 (0.5–3.0)
	Q3–2010	1,515	9	5.9 (2.9–10.9)	0.9 (0.4–2.3)
	Q4–2010	1,434	11	7.7 (4.0–13.3)	1.2 (0.5–2.9)
Mode of delivery	Normal	4,180	27	6.5 (4.3–9.3)	Reference
	Caesarean section	1,512	14	9.3 (5.3–15.1)	1.4 (0.8–2.7)
	Vacuum extraction	41	0	0	–
	Forceps extraction	9	0	0	–
	Missing	40	0	0	–
Sex of baby	Male	2,976	20	6.7 (4.2–10.2)	Reference
	Female	2,805	21	7.5 (4.8–11.2)	1.1 (0.6–2.1)
	Missing value	1	0	0	–
Gestational age	28–36 w	373	20	53.6 (34.0–80.2)	15.0 (8.0–28.1)	3.9 (1.4–10.4)
	37–41 w	5,308	20	3.8 (2.4–5.7)	Reference	Reference
	42 w or more	73	1	13.7 (0.7–65.7)	3.7 (0.5–27.7)	4.0 (0.5–31.1)
	Missing value	28	0	0	–
Birth weight	<1,500 g	69	11	159.4 (86.8–260)	57.8 (25.9–128.7)	21.2 (6.6–67.9)
	1,500–2,499 g	413	11	26.6 (14.1–45.8)	8.3 (3.9–17.9)	4.1 (1.5–11.3)
	2,500–4,499 g	4,580	16	3.5 (2.1–5.6)	Reference	Reference
	≥4,500 g	720	3	4.2 (1.1–11.3)	5.9 (1.3–25.7)	6.3 (1.4–27.8)
Multiple pregnancy	Singletons	5,514	38	6.9 (5.0–9.4)	Reference
	Twins	244	3	12.3 (3.1–33.1)	1.8 (0.6–5.8)
	Triplets	24	0	0	–

^aBold type indicates odds ratios (OR) significantly differing from unity.

^bForward stepwise conditional inclusion in logistic regression.