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
Hand washings at work (times/day):
Protective gloves during wet work:
 Seldom or never6.610.5
Protective gloves while cooking:
Protective gloves while cleaning:

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