| 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
---|---|---|---|---|---|---|---|
Unadjusted | Â | Â | Â | Â | Â | Â | Â |
 No involvement (N = 6) | 88.2% | 81.5% | 75.9% | 81.5% | 66.9% | 56.1% | 49.0% |
  95% CI | (86.6%, 89.9%) | (79.9%, 83.0%) | (74.2%, 77.6%) | (79.9%, 83.0%) | (65.3%, 68.5%) | (54.5%, 57.7%) | (47.5%, 50.5%) |
 Surveys only (N = 4) | 85.2% | 79.1% | 73.5% | 77.5% | 71.9% | 64.7% | 59.1% |
  95% CI | (83.1%, 87.3%) | (76.7%, 81.4%) | (70.9%, 76.1%) | (75.1%, 79.9%) | (69.2%, 74.6%) | (62.2%, 67.2%) | (56.6%, 61.7%) |
 Surveys and Studies (N = 11) | 76.8% | 78.8% | 76.9% | 75.1% | 59.8% | 48.3% | 39.7% |
  95% CI | (75.3%, 78.4%) | (77.3%, 80.3%) | (75.4%, 78.3%) | (73.7%, 76.4%) | (58.4%, 61.2%) | (47.0%, 49.6%) | (38.5%, 41.0%) |
 Surveys, Studies, and Meetings (N = 9) | 79.0% | 78.9% | 78.0% | 73.8% | 65.7% | 57.8% | 53.5% |
  95% CI | (77.5%, 80.5%) | (77.4%, 80.4%) | (76.6%, 79.3%) | (72.5%, 75.0%) | (64.3%, 67.0%) | (56.5%, 59.0%) | (52.2%, 54.7%) |
 Surveys, Studies, Meetings, and Presentations (N = 5) | 73.0% | 78.4% | 74.3% | 63.1% | 51.1% | 42.8% | 45.6% |
  95% CI | (71.0%, 75.0%) | (76.5%, 80.3%) | (72.4%, 76.1%) | (61.1%, 65.2%) | (49.2%, 53.0%) | (41.3%, 44.4%) | (44.1%, 47.0%) |
Adjusteda | Â | Â | Â | Â | Â | Â | Â |
 No involvement (N = 6) | 93.0% | 89.0% | 84.2% | 87.6% | 76.1% | 66.5% | 59.3% |
  95% CI | (92.4%, 93.7%) | (88.4%, 89.6%) | (83.5%, 85.0%) | (86.9%, 88.3%) | (75.4%, 76.9%) | (65.7%, 67.2%) | (58.6%, 60.1%) |
 Surveys only (N = 4) | 86.6% | 81.3% | 76.1% | 80.8% | 75.8% | 64.8% | 55.4% |
  95% CI | (85.6%, 87.7%) | (80.1%, 82.4%) | (74.8%, 77.4%) | (79.7%, 82.0%) | (74.5%, 77.1%) | (63.5%, 66.1%) | (54.0%, 56.7%) |
 Surveys and Studies (N = 11) | 80.6% | 81.7% | 79.9% | 78.5% | 64.5% | 52.2% | 43.3% |
  95% CI | (79.9%, 81.3%) | (81.0%, 82.4%) | (79.1%, 80.6%) | (77.8%, 79.1%) | (63.8%, 65.2%) | (51.6%, 52.9%) | (42.6%, 43.9%) |
 Surveys, Studies, and Meetings (N = 9) | 82.5% | 83.6% | 82.1% | 78.7% | 71.8% | 63.8% | 60.5% |
  95% CI | (81.8%, 83.3%) | (82.9%, 84.2%) | (81.5%, 82.8%) | (78.1%, 79.3%) | (71.2%, 72.4%) | (63.2%, 64.5%) | (59.8%, 61.1%) |
 Surveys, Studies, Meetings, and Presentations (N = 5) | 79.5% | 83.3% | 80.8% | 72.3% | 59.2% | 52.3% | 54.0% |
  95% CI | (78.6%, 80.4%) | (82.5%, 84.2%) | (79.9%, 81.6%) | (71.3%, 73.2%) | (58.2%, 60.1%) | (51.5%, 53.1%) | (53.2%, 54.7%) |