Table 3 Demographic characteristics, frequencies, crude and adjusted odds ratio for undernourished children infected by RVA

Age in months

< 0.001

 0–11

433

137

31.6

4.12 (2.14–7.94)

< 0.001

4.39 (2.08–9.25)

 12–23

300

81

27.0

3.30 (1.68–6.46)

0.005

2.93 (1.38–6.23)

 24–59

109

11

10.1

Ref

Ref

 Male

473

137

29.0

1.23 (0.90–1.67)

0.376

1.18 (0.82–1.70)

 Female

369

92

24.9

Ref

Ref

Year of admission

< 0.001

 2015

415

177

42.7

7.44 (3.77–14.66)

< 0.001

16.60 (6.54–42.14)

 2016

317

42

13.2

1.53 (0.74–3.16)

0.040

2.23 (1.04–4.77)

 2017

110

10

9.1

Ref

Ref

Province

0.115

 Maputo

428

137

32.0

3.48 (1.34–9.06)

0.019

3.38 (1.22–9.37)

 Nampula

324

80

24.7

2.43 (0.92–6.38)

0.071

2.65 (0.92–7.63)

 Zambézia

48

7

14.6

1.26 (0.37–4.33)

0.288

2.10 (0.53–8.27)

 Sofala

42

5

11.9

Ref

Ref

  <5

306

62

20.3

Ref

Ref

  ≥5

493

160

32.5

1.89 (1.35–2.65)

0.029

1.55 (1.05–2.29)

 Unknown/ missing

43

7

–

 < 5

723

194

26.8

Ref

–

–

 ≥ 5

77

30

39.0

1.74 (1.07–2.83)

–

–

 Unknown/ missing

42

5

–

Type of house

0.497

 Brick

481

161

33.5

1.73 (1.24–2.42)

1.20 (0.71–2.03)

 Mud and Reed

289

65

22.5

Ref

Ref

 Unknown/ missing

72

3

–

Care giver age

 ≥ 20

139

39

28.1

0.99 (0.62–1.59)

–

–

 21–30

449

118

26.3

0.91 (0.63–1.30)

–

–

 > 30

220

62

28.2

Ref

 Unknown/ missing

34

10

–

Type of food

0.173

 Breast milk

218

76

34.9

Ref

Ref

 Breast milk and formula

292

104

35.6

0.97 (2.27–5.24)

0.411

1.21 (0.77–1.91)

 Formula

41

9

22.0

0.51 (0.78–3.96)

0.732

0.85 (0.34–2.15)

 Other

275

38

13.8

0.29 (0.19–0.44)

0.042

2.22 (1.03–4.80)

 Unknown/ missing

16

2

–