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Table 2 Mean risk score calculated from questionnaires (study participants with and without egg-patent urogenital schistosomiasis)

From: Urogenital schistosomiasis and soil-transmitted helminthiasis (STH) in Cameroon: An epidemiological update at Barombi Mbo and Barombi Kotto crater lakes assessing prospects for intensified control interventions

  

Mean Risk Score (All)

(SD) [Range]

Significance

Mean Risk Score (Infected Cases)

(SD) [Range]

Significance

All participants

 

1.73

(1.03) [0.0-4.0]

 

2.15

(0.89) [0.0-3.5]

 

Study site

Barombi Mbo

1.25

(0.90) [0.0-3.5]

<0.001a

1.61

(0.89) [0.5-3.0]

0.101a

Barombi Kotto

2.15

(0.97) [0.0-4.0]

2.22

(0.87) [0.0-3.5]

Age cohort

Adults > 16 years

1.67

(1.07) [0.0-4.0]

0.120b

1.89

(0.97) [0.0-3.5]

0.011b

SAC 6 ≤ 16 years

2.03

(0.89) [0.0-3.5]

2.59

(0.57) [1.0-3.3]

PSAC ≤6 years

1.18

(0.90) [0.0-3.5]

2.00

(0.87) [1.0-3.5]

  1. a Mann–Whitney U-test; b One-way ANOVA. Mean risk score assigned based on responses to questions on swimming, washing, fishing and other behaviours (laundry or water crossing by participants), assigned an arbitrary weighting according to frequency of exposure (0 for never; 0.25 for monthly; 0.5 for weekly; 1.0 for daily)