Table 1 Response rate
| Â | Duke | VMC/ECU | Total |
|---|---|---|---|
2009 | 93/137 (68%) | 65/87 (75%) | 158/224 (71%) |
2010 | 129/166 (78%) | 88/94 (94%) | 217/260 (83%) |
Total | 222/303 (73%) | 153/181 (85%) | 375/484 (77%) |
| Â | Duke | VMC/ECU | Total |
|---|---|---|---|
2009 | 93/137 (68%) | 65/87 (75%) | 158/224 (71%) |
2010 | 129/166 (78%) | 88/94 (94%) | 217/260 (83%) |
Total | 222/303 (73%) | 153/181 (85%) | 375/484 (77%) |