Table 2 Response rates by treatment group
Questionnaire | DVD Group (N = 541) | Standard Materials Group (N = 564) |
|---|---|---|
Food Frequency Questionnaire* | Â | Â |
28Â weeks | 329 (60.8) | 358 (63.5) |
36Â weeks | 309 (57.1) | 327 (58.0) |
Physical Activity Questionnaire* | Â | Â |
28Â weeks | 350 (64.7) | 376 (66.7) |
36Â weeks | 333 (61.6) | 359 (63.7) |
Knowledge Questionnaire | 287 (53.0) | 302 (53.5) |
Evaluation of Written Materials | 276 (51.0) | 292 (51.8) |
Evaluation of DVD | 152 (28.1) | N/A |