Table 6 Bi-variable and multivariable logistic regression analysis showing factors associated with dietary diversity among pregnant women in Gindeberet district, Oromia, Ethiopia, 2020 (n = 621)

Education of mothers

Informal education

115(56%)

98(44%)

3.30(1.36, 8.02)

0.56 (0.12, 2.55)

0.452

Primary school

116(51.8%)

108(48.2%)

3.91(1.87, 8.18)

0.65 (0.16, 2.65)

0.543

Secondary school

72(54.5%)

60(45.5%)

3.50(1.62, 7.56)

0.70 (0.18, 2.73)

0.604

Diploma & above

42(80.8%)

10(19.2%)

1

1

Occupation of mothers

Farmer

9(40.9%)

13(59.1%)

3.61(1.29, 10.10)

2.87(0.75, 11.01)

0.125

Housewife

244(54.3%)

205(45.7%)

2.10(1.14,3.86)

2.28(0.89, 5.83)

0.085

Private employee

29(61.5%)

22(38.5%)

1.56(0.59, 4.16)

0.79(0.13, 4.82)

0.804

Merchant

23(53.5%)

20(46.5%)

2.17(0.94, 5.00)

2.55(0.88, 7.40)

0.085

Gov’t employee

40(71.4%)

16(28.6%)

1

1

Place of residence

Urban

94(74%)

33(26%)

1

1

Rural

251(50.8%)

243(49.2%)

2.76(1.79, 4.26)

2.59(1.66, 4.04)

0.001*

Source of drinking water

Protected sources

311(54.6%)

259(45.4%)

1

1

Unprotected sources

34(66.7%)

17(33.3%)

0.60(0.33, 1.10)

0.44(0.24, 0.83)

0.125

ANC visit

Yes

310(59.2%)

214(40.8%)

1

1

No

35(36.1%)

(6263.9%)

2.57(1.64,4.02)

2.52(1.58, 4.03)

0.001*

Having nutrition information

Yes

267(60.7%)

173(39.3%)

1

1

No

78(43.1%)

103(56.9%)

2.04(1.44, 2.89)

1.43(1.10, 2.10)

0.001*

Consumption of alcohol

Yes

46(74.2%)

16(25.8%)

2.50(1.38, 4.52)

2.32(1.24, 4.33)

0.065

No

299(53.5%)

260(46.5%)

1

Vomiting

1. Yes

27(47.4%)

30(52.6%)

0.70(0.40, 1.20)

0.76(0.42, 1.38)

0.363

2. No

318(56.4%)

246(43.6%)

1

1

Gravidity

1. < 5

2. ≥ 5

288(55.9%)

57(53.8%)

227(44.1%)

49(46.2%)

1

1

0.84(0.53, 0.31)

0.44