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. 2010 Aug 6;12(3):e27. doi: 10.2196/jmir.1305

Table 6.

Mean knowledge scores at baseline and at 6 months by group

Intervention and Control Groupsa
Timing of Questionnaire Prosdex Group
(n = 47)
Paper Version Group
n = 57)
Questionnaire Control
(n = 69)
No Questionnaire
Control
( n = 100)
Baseline
Mean knowledge scoreb 5.13 5.79 2.30 -
6 months
Mean knowledge scoreb 3.70 3.96 2.80 1.75

a Restricted to 273 men with full data available at both assessment points

b Knowledge scale ranges from -12 to +12