Table 3 Multivariate logistic regression analysis of potential risk factors associated with IPIs among school children at Jawi Primary School in Jawi, Ethiopia, 2016/17

Residence

Urban

273(67.2)

150(55)

123(45)

1

0.916

Rural

133(32.75)

58(43.6)

75(56.4)

0.97(0.53,1.79)

Age in year

6–11

191(47)

94(49.2)

97(50.8)

2.31(1.13,4.71)

0.021*

12–18

159(39.2)

75(47.2)

84(52.8)

2.24(1.09,4.62)

19–21

56(13.8)

39(69.6)

17(30.4)

1

Sex

Male

216(53.2)

104(48.1)

112(51.9)

1.29(0.82,2.03)

0.78

female

190(46.8)

104(54.7)

86(45.3)

1

Mothers’ occupation

Government employee

46(11.3)

20(43.5)

26(56.5)

1

0.208

Merchant

85(20.9)

49(57.6)

36(42.4)

1.6(0.79,3.26)

Others

69(17)

43(62.3)

26(37.7)

1.26(0.59,2.7)

housewife

206(50.7)

96(46.6)

110(53.4)

2.44(1.00,5.92

Ways of disposing household wastes

Burning

38(9.4)

25(65.8)

13(34.2)

1

Bury under ground

85(21.6)

46(54.1)

39(45.9)

0.52(0.24,1.12)

0.24

On open field

283(69)

137(48.4)

146(51.9)

0.86(0.48,1.53)

Hand washing habit before meals

Always

122(30)

72(59)

50(41)

1

0.029^*

Sometime

284(69.95)

136(47.9)

148(52.1)

5(1.34, 14.94)

Defecation habit

Open field

204(50.5)

85(41.7)

119(58.3)

2.33(1.44,3.76)

< 0.001^*

In latrine

202(49.5)

123(60.9)

79(39.1)

1

Eating raw vegetables and unwashed fruit

Yes

268(66)

126(47)

142(53)

1.82(1.14,2.3)

0.012*

no

138(34)

82(59.4)

56(40.6)

1

Source of drinking water

Protected tap water

50(12.3)

31(62)

19(38)

1

0.48

Borehole

228(56.2)

119(52.2)

109(47.8)

0.66(0.33,1.32)

Unprotected spring/stream

128(31.5)

58(45.3)

70(547)

0.88(0.53,1.45)

Having frequent water contact practices

Always

106(26.1)

53(50)

53(50)

1.72(0.97,3.07)

0.166

Sometimes

211(52)

99(47)

112(53)

1.65(0.86,3.19)

Not at all

89(21.9)

56(63)

33(37)

1

Consistency of wearing shoes

Always

111(27.3)

71(64)

40(36)

1

< 0.001*

Sometimes

241(59.4)

121(50.2)

120(49.8)

2(1.2, 6.93)

Not at all

54(13.3)

16(29.6)

38(70.4)

4(1.5, 9.44)

Dirty things in finger nails

Yes

245(60.3)

115(47)

130(53)

1.56(0.99,2.44)

0.05*

no

161(37.43)

93(56.7)

68(43.4)

1