Table 3 Predictors of time to initiate complementary among mother-infant pairs in Awi Zone, Northwest Ethiopia, 2023 (N = 2196)

Parity

Primipara

621

111

1.32 (1.19, 1.46)

1.30 (1.17, 1.43)**

Multipara

1,092

372

1

1

Sex

Male

768

204

1.02 (0.93, 1.13)

1.03 (0.93, 1.14)

Female

945

279

1

1

Age

15–24

915

219

1.74 (1.40, 2.15)

1.69 (1.36, 2.09)**

25–34

705

216

1.48 (1.19, 1.84)

1.45 (1.17, 1.81)**

≥ 35

93

48

1

1

Family size

< 4

1,446

390

1

1

≥ 4

267

93

0.95 (0.84, 1.09)

1.01 (0.88, 1.16)

Mass media exposure

Yes

804

211

1.08 (0.98, 1.18)

1.06 (0.96, 1.17)

No

909

272

1

1

Wealth index

Poorest

358

91

1

1

Poor

301

112

1.01 (0.86, 1.17)

0.94 (0.80, 1.10)

middle

318

98

0.98 (0.85, 1.15)

0.93 (0.79, 1.08)

Rich

349

91

1.07 (0.93, 1.24)

1.03 (0.88, 1.20)

Richest

387

91

1.16 (1.01, 1.35)

1.11 (0.95, 1.29)

Antenatal care

No

81

26

0.90 (0.71, 1.13)

1.03 (0.79, 1.36)

< 4

762

224

1.01 (0.92, 1.12)

1.03 (0.93, 1.14)

≥ 4

870

233

1

1

Birth preparedness

Yes

1,440

395

1

1

No

273

88

0.91 (0.80, 1.03)

0.90 (0.77, 1.06)

Place of birth

Home

286

98

1

1

Health institution

1,427

385

1.15 (1.02, 1.31)

0.92 (0.68, 1.27)

Birth type

Singleton

1,641

470

1

1

Twin

72

13

1.37 (1.08, 1.73)

1.29 (1.02, 1.64)*

Postnatal care

Yes

1,398

377

1

1

No

315

106

0.86 (0.76, 0.97)

0.84 (0.62, 1.14)