Table 2.

Risk of prolonged labour in adolescent mothers in a multi-variate analysis

	Prolonged labour
	aOR (95% CI)	p-value
Adolescent mother	1.56 (1.17–2.10)	0.003
No formal education	0.72 (0.54–0.95)	0.02
Disadvantaged ethnic group	1.57 (1.30–1.90)	< 0.001
Small for gestational age	1.27 (0.96–2.67)	0.093
Major malformation	3.33 (0.45–24.7)	0.238
Preterm birth	0.63 (0.42–0.93)	0.021