Table 3.

Health of women and antenatal characteristics of study participants

Characteristics	Mean (SD)	Range	Spearman rank correlation test	Spearman rank correlation coefficient
Pregnancy weight gain (Kg, n = 490)	9.552 (4.9)	1–39	0.093 c	0.076 d
POA at booking visit (weeks, n = 490)	8.25 (4.3)	4–36	< 0.001 c	−0.249 d
Number of antenatal clinic visits (n = 494)	6.4 (1.9)	0–11	< 0.001 c	0.309 d
Number of antenatal classes (n = 494)	1.54 (1.1)	0–4	< 0.001 c	0.369 d
	N (%)	LMUP score a	p value
Folic acid consumption
After confirmation	206 (56.3)	6 (2–11)	< 0.001 b
Peri or at confirmation*	288 (11.1)	12 (12–11)
Presence of medical conditions
Yes	245 (49.5)	11 (12–6)	0.018 b
No	249 (50.4)	11 (6.5–12)
Hyperemesis gravidarum
Yes	21 (4.3)	10 (4.5–11)	0.27 b
No	473 (95.7)	11 (12–6)
Gestational diabetes
Yes	88 (17.8)	11 (8.3–12)	0.69 b
No	406 (82.2)	11 (6–12)
Antepartum hemorrhage
Yes	26 (5.3)	10.5 (5–11)	0.19 b
No	468 (94.7)	11 (6–12)
Pregnancy-induced hypertension (PIH)
Yes	41 (8.3)	11 (6–12)	0.67 b
No	453 (91.7)	11 (6–12)
Urinary tract infections
Yes	7 (1.4)	10 (6–10)	*0.39 b
No	487 (98.6)	11 (6–12)
Anemia
Yes	39 (7.9)	10 (3–11)	0.004 b
No	455 (92.1)	11 (7–12)
Preterm contractions
Yes	16 - 3.2%	10 (3.5–11)	0.042 b
No	478 - 96.8%	11 (6–12)
Prolonged rupture of membranes (PROM)
Yes	13 - 2.6%	11 (11–12)	0.62 b
No	481 - 97.4%	11 (6–12)
Other pregnancy problems/symptoms
Yes	49 - 9.9%	10 (6.5–11)	0.012 b
No	445 - 90.1%	11 (6–12)

^a Data are presented as median [interquartile range]

^b Mann–Whitney U tests

^c P value of Spearman rank correlation test

^d Spearman rank correlation between the written characteristics and the LMUP value