Open Access
Research Article

Table 1

Assessment of possible risk factors for Blastocystis carriage.

Variable No. positive/No. examinedb (%) OR (95% CI)c χ2/p value
Gender
 Male 12/247 (4.86) 0.59 (0.28, 1.27) 1.85/0.17
 Female 17/214 (7.94)
Age (years)
 Children (7–12) 12/97 (12.37) Ref
 Teenagers (13–17) 1/41 (2.44) 5.65 (0.71, 44.95) 2.27/0.13
 Adults (≥18) 16/323 (4.95) 0.37 (0.17, 0.81) 6.60/0.01 d
Drinking boiled water
 Yes 25/393 (6.36) 1.31 (0.44, 3.93) 0.03/0.86
 No 4/49 (8.16)
Washing hands before meals
 Yes 17/322 (5.28) 1.99 (0.92, 4.31) 3.18/0.08
 No 12/120 (10.00)
Washing hands after using toilets
 Yes 15/315 (4.76) 2.48 (1.16, 5.30) 5.79/0.02 d
 No 14/127 (11.02)
Eating unwashed vegetables and fruits
 Yes 25/381 (6.56) 1.00 (0.34, 2.98) 0/1.00
 No 4/61 (6.56)
Swimminga
 Yes 2/40 (5.00) 1.37 (0.31, 5.98) 0.01/0.93
 No 27/402 (6.72)
Pit toilets
 Public 25/364 (6.87) 1.36 (0.46, 4.04) 0.10/0.76
 Individual 4/78 (5.13)
Animal feeding patterns
 Free-ranging 6/86 (6.98) 1.52 (0.41, 5.74) 0.07/0.79
 Both free-ranging and captive 19/317 (5.99) 0.56 (0.18, 1.73) 0.46/0.50
 Captive 4/39 (10.26) Ref
a

Ponds are the only swimming places in the investigated areas.

b

Only 442 participants provided complete information (other than gender and age).

c

CI, confidence interval.

d

Bold type for values indicates statistical significance.

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