Table 4.

Association of workload and pregnancy complications.

		Work load per week		P-value (Chi-square test)	Odds Ratio (95 % Confidence Interval)
		Less than 55 h	≥ 55 h
		N	N
Antenatal Complications
1st trimester	Yes	18	37	0.042	2.113 (1.022–4.369)
	No	37	36
2nd trimester	Yes	16	39	0.021	2.372 (1.130–4.976)
	No	36	37
3rd trimester	Yes	20	35	0.018	2.371 (1.155–4.867)
	No	42	31

	Natal Complications		P-Value (T-Test)	Odds Ratio (95 % Confidence Interval)
	No	Yes
	Mean (SD)	Mean (SD)
1st trimester	47.6 (30.2)	57 (26.8)	0.199	1.7 (0.827–3.500)
2nd trimester	46 (30.7)	58 (26.3)	0.040	1.75 (0.847–3.612)
3rd trimester	41.7 (30.2)	53 (27)	0.122	1.5 (0.753–3.160)