Table 5

 Estimated probabilities of various possible answers in each intervention group for those questionnaires where there was a significant difference between the groups’ response patterns

VariablesEstimated probability of answer (%)
Intervention groupControl group
Self evaluated disease severity
 Mild62.041.5
 Moderate33.448.6
 Severe4.69.9
Hand washings at work (times/day):
 None1.10.6
 1-531.319.3
 6-1031.628.0
 11-1516.219.8
 16-208.512.7
 >2011.319.6
Protective gloves during wet work:
 Seldom or never6.610.5
 Sometimes34.643.1
 Mostly58.846.4
Protective gloves while cooking:
 Never69.690.0
 Sometimes23.25.0
 Always7.15.0
Protective gloves while cleaning:
 Never41.5*58.6
 Sometimes29.024.2
 Always29.517.2

*Logistic regression model could not be used (see table 4). Therefore percentage occurrence of each type of answer in each intervention group reported only.