[Bladder control in 1-4 year old children in the the Eindhoven and Kempen region (The Netherlands) in 1996 and 1966].

Objective: To determine the age at which children gain bladder control and to compare this with the data from 30 years ago.

Design: Questionnaires.

Method: On the basis of the findings of a 1966 study into toilet training in the Eindhoven and de Kempen region, the Netherlands, a questionnaire was drawn up and distributed via 30 child-health clinics in this region to parents of children aged 12-59 months, during the period 1 March-30 June 1996.