Fetal gender and pregnancy outcomes in Libya: a retrospective study

Figures & data

Table 1. Data of study population

	Males n=14,491 (51.5%)	Females n=13,649 (48.5%)	p	M:F ratio
GDM	242 (1.7%)	163 (1.2%)	<0.001	1.4
Preeclampsi	452 (3.1%)	410 (3%)	0.58	–
Gestational age GA
Preterm	976 (6.7%)	754 (5.5%)	<0.005	1.24
Term	12,959 (89.4%)	12,347 (90.5%)	–	–
Postterm	556 (3.8%)	548 (4%)	<0.005	–
Mean GA (weeks)	39.12 ± 1.77	39.23 ± 1.79	<0.001	–
MOD
Vaginal delivery	10,645 (73.5%)	10,281 (75.3%)	–	–
Non-instrumental	10,438 (98.1%)	10,137 (98.6%)	–	–
Instrumental	207 (1.9%)	144 (1.4%)	<0.005	1.4
Cesarean section	3,846 (26.5%)	3,368 (24.7%)	<0.001	1.1
Elective	1,362 (35.4%)	1,268 (37.6%)	–	–
Emergency	2,484 (64.6%)	2,100 (62.4%)	–	–
Mean birth weight	3,400 ± 572 g	3,296 ± 553 g	<0.001	–

M, male; F, female; GA, gestational age; wks., weeks; MOD, mode of delivery.

Table 2. Preeclampsia in primigravids at different gestational ages

Gestational age	Males 425:52.4%	Females 410:47.6%	p	Sex ratio
Preterm	50 (5.1%)	72 (9.5%)	<0.005	F:M is 1.4
Term	380 (2.9%)	332 (2.7%)	0.24	–
Postterm	22 (4.0%)	6 (1.1%)	<0.005	M:F is 2.35

M, male; F, female.

Table 3. Data for primigravid term patients not planned for cesarean section

	Males 4,400:51.3%	Females 4,171:48.7%	p	M:F ratio
MOD
Vaginal delivery	3,350 (76.1%)	3,335 (80%)	–	–
Non-instrumental	3,201 (95.6%)	3,233 (96.9%)	–	–
Instrumental	149 (4.4%)	102 (3.1%)	<0.001	1.48
Emergency CS	1,050 (23.9%)	836 (20%)	<0.005	1.25
Mean birth weight	3,301 ± 500 g	3,205 ± 477 g	<0.001	–

M, male; F, female; GA, gestational age; CS, cesarean section; MOD, mode of delivery.