Table 4 Factors associated with goiter among rural children aged 6–12 in Lay Armachiho District, Northwest Ethiopia, 2012 (N = 694)

Yes

No

Age

261

433

1.208(1.113,1.310)

1.236(1.123,1.360)

Sex of the child

  Male

93

230

1

1*

  Female

168

203

2.047(1.4922.807)

1.986 (1.379,2.860)

Type of salt used

  Packed

5

23

1

1

  Course (not packed)

256

410

2.872(1.078,7.650)

2.708(0.868, 8.452)

Time to add salt during cooking

  Early

13

25

1

**

  Middle

23

72

0.614(0.271,1.392

  Late end

224

323

1.334(0.668,2.663)

  After cooking

1

13

0.148(0.017,1.259)

Storage with relation to fire

  Near to fire

139

183

1

**

  Away from fire

122

250

0.642(0.472,0.875)

Place of storage of salt

  Kept open

52

54

1.746(1.151,2.649)

1.625(0.985,2.680)

  Kept closed

209

379

1

1

Family history of goiter

  Yes

125

93

3.360(2.406,4.693)

3.175(2.075,4.858)

  No

136

340

1

1*

Kebele where the child live

  Workmidir

49

23

2.493(1.328,4.681)

2.831(1.237,6.479)

  Worangeb/maura

6

49

0.143(0.056,0.364)

0.303(0.095,0.970)

  Janicaw

24

65

0.432(0.235,0.794)

0.565(0.260,1.230)

  Woynochrobit

62

72

1.008(0.601,1.689)

0.701(0.285,1.726)

  Genbera

29

81

0.419(0.236,0.745)

0.454(0.207,0.997)

  Chiranbezo

44

88

0.585(0.344,0.996)

1.704(0.602,4.822)

  Aykochakirn

47

55

1

1*

Altitude in meter

  <1500 m

96

78

2.462(1.54,3.936)

**

  1500-2000 m

53

146

0.726(0.450,1.173)

  2000-2500 m

68

121

1.124(0.704,1.795)

  >2500 m

44

88

1

Knowledge on iodised salt

  Not knowledgeable

181

258

1

**

  Knowledgeable

80

175

0.652(0.470,0.902)

Attitude on iodised salt use

  Favorable

188

277

1

**

  Not favorable

73

156

0.689(0.494,0.963)

Millet consumption

  At least once per day

79

86

1

**

  At least once per week

60

170

0.384(0.251,0.587)

  At least once per month

82

107

0.834(0.548,1.269)

  Never

40

70

0.622(0.380,1.020)

Fish consumption

  At least once per week

5

39

0.214(0.083,0.552)

0.400(0.131,1.224)

  At least once per month

53

55

1.609(1.062,2.438)

0.416(0.216,0.804)

  Never

203

339

1

1*

Cereals commonly used by the child

  Millet

85

93

1

1

  Sorghum

105

151

0.761(0.517,1.119)

0.481(0.266,0.869)

  Teff

15

35

0.469(0.239,0.919)

0.596(0.276,1.289)

  Maize

15

44

0.373(0.194,0.719)

0.508(0.226,1.140)

  Wheat

39

106

0.403(0.252,0.644)

0.315(0.130,0.765)

  Oat

2

4

0.547(0.98,3.063)

0.538(0.069,4.173)

Iodine level of salt used by household

  0 ppm

134

126

1

1*

  1-15 ppm

74

154

0.452(0.312,0.653)

0.634(0.403,0.996)

  16-30 ppm

53

153

0.326(0.219,0.484)

0.441(0.272,0.714)