. 2020 Jul 20;15(7):e0236136. doi: 10.1371/journal.pone.0236136

Table 2. Obstetric and behavioral characteristics of pregnant women in their third trimester in Butajira Ethiopia.

Obstetric and behavioral characteristics	Total sample N (%)	Incidence of LBW n (%)	p-value
Total	235 (100)	36 (15.3)
*Gravidity* ^a
Multigravida	198 (84.3)	31 (15.7)	0.740
Primigravida	37 (15.7)	5 (13.5)	0.740
*Parity (n = 198)*^a
1–2 children	68 (34.3)	9 (13.2)	0.498
≥3 children	130 (65.7)	22 (16.9)	0.498
*History of miscarriage* ^a
Yes	23 (9.8)	8 (34.8)	0.060
No	212 (90.2)	28 (13.2)	0.060
*Birth interval (months) (n = 196)*^a
<23	84 (42.9)	15 (17.9)	0.498
≥24	112 (57.1)	16 (14.3)	0.498
*Antenatal care*^a
Yes	213 (90.6)	29 (13.6)	0.024
No	22 (9.4)	7 (31.8)	0.024
*Iron folic acid supplement* ^a
Yes	176 (74.9)	18 (10.2)	<0.001
No	59 (25.1)	18 (30.5)	<0.001
*Coffee consumption* ^b
Yes	229 (97.4)	35 (15.3)	0.926
No	6 (2.6)	1 (16.7)	0.926
*Khat^$ chewing* ^a
Yes	79 (33.6)	13 (16.5)	0.731
No	156 (66.4)	23 (14.7)	0.731
*Maternal height (cm)* ^a
<155	43 (18.3)	11 (25.6)	0.039
≥155	192 (81.7)	25 (13.0)	0.039
*Maternal mid-upper arm circumference* ^a
<23	50 (21.3)	13 (26.0)	0.018
≥23	185 (78.7)	23 (12.4)	0.018
*Pre-pregnancy weight (n = 61)* ^b
<50 kg	11 (4.7)	3 (27.3)	0.035
50–60 kg	41 (17.4)	2 (4.9)
≥60 kg	9 (3.8)	0 (0.0)
*Gestational weight gain* ^b
≤7 kg	25 (10.6)	3 (12.0)	0.1958
8–12 kg	20 (8.5)	0 (0.0)
>12 kg	5 (2.1)	1 (25.00)

^$ Catha edulis

^aPearson’s chi-square test

^bFisher’s exact test