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Table 1 Characteristics of the study population

From: Prevalence of and risk factors associated with Cryptosporidium infection in an underdeveloped rural community of southwest China

Variables

No. of participants

%

Total

615

100.0

Village

 A

172

28.0

 B

158

25.7

 C

129

21.0

 D

156

25.4

Gender

 Male

251

40.8

 Female

364

59.2

Age (years)

34 (14, 47)a

 0–10

110

17.9

 11–20

75

12.2

 21–30

87

14.1

 31–40

118

19.2

 41–50

110

17.9

 51–60

64

10.4

 >60

51

8.3

Ethnicity

 Yi

614

99.8

 Han

1

0.2

Marital status

  

 Not married

194

31.5

 Married

383

62.3

 Widowed

38

6.2

Body mass index (BMI, kg/m2)

20.4 (19.1,22.2)a

 >18

526

85.5

 ≤18

89

14.5

Education

  

 Illiterate

382

62.1

 Primary school

206

33.5

 Middle school and above

27

4.4

Occupation

 Student

113

18.4

 Farmer

492

80.0

 Other

10

1.6

Annual family income (yuan)

 <3 000

117

19.0

 3 000–5 000

188

30.6

 5 000–10 000

116

18.9

 >10 000

194

31.5

Keeping livestock or poultry (e.g., cattle, sheep, chicken)

 No

155

25.2

 Yes

460

74.8

Drinking unboiled water

 No

14

2.3

 Yes

589

97.7

Washing hands before meals

 Often or always

352

58.2

 Never or occasionally

253

41.8

Washing hands after defecation

 Often or always

329

54.3

 Never or occasionally

277

45.7

Washing fruits and raw vegetables before eating them

 Often or always

183

31.8

 Never or occasionally

392

68.2

Having a household lavatory

 No

239

40.4

 Yes

352

59.6

Living under the same roof with livestock

 No

541

93.9

 Yes

35

6.1

  1. aValues are median (interquartile range)