From: Public health research outputs from efficacy to dissemination: a bibliometric analysis
Issue | Time period | Â | Measurement | Descriptive | Etiological | Intervention |
---|---|---|---|---|---|---|
 |  | N | n % | n % | n % | n % |
Physical activity | 1988-1989 | 156 | 13 (8) | 74 (47) | 33 (21) | 36 (23) |
 | 1998-1999 | 251 | 18 (7) | 136 (54) | 39 (16) | 58 (23) |
 | 2008-2009 | 310 | 17 (5) | 203 (65) | 18 (6) | 72 (23) |
Falls prevention | 1988-1989 | 40 | 3 (8) | 30 (75) | 3 (8) | 4 (10) |
 | 1998-1999 | 179 | 18 (10) | 114 (64) | 10 (6) | 37 (21) |
 | 2008-2009 | 363 | 67 (18) | 228 (63) | 8 (2) | 60 (17) |