Table 1.
Characteristics of study participants with no knee pain at baseline in the Intensive Lifestyle Intervention (ILI) and Diabetes Support and Education (DSE) groups
| Combined (n=2889) |
ILI (n=1448) | DSE (n=1441) | p-value (ILI vs DSE) |
|
|---|---|---|---|---|
| Age [mean (sd)] | 58.5 (6.7) | 58.4 (6.8) | 58.5 (6.7) | 0.80 |
| Men [n (%)] | 1297 (44.9) | 641 (44.3) | 656 (45.5) | 0.50 |
| Race [n (%)] | ||||
| White | 1845 (63.9) | 941 (65.0) | 904 (62.7) | 0.21 |
| Black | 415 (14.4) | 194 (13.4) | 221 (15.3) | 0.14 |
| Hispanic | 436 (15.1) | 210 (14.5) | 226 (15.7) | 0.38 |
| BMI [mean (sd)] | 35.1 (5.6) | 35.0 (5.8) | 35.1 (5.3) | 0.90 |
| Change in BMI [mean (sd)] | ||||
| Year 1 – baseline | −1.7 (2.6) | −3.1 (2.6) | −0.2 (1.7) | <0.01 |
| Year 4 – baseline | −0.9 (3.4) | −1.5 (3.3) | −0.2 (3.2) | <0.01 |
| NSAID use at baseline [n (%)] | 819 (28.3) | 408 (28.2) | 411 (28.5) | 0.84 |
| Beck score for depression [mean (sd)] | 4.7 (4.6) | 4.7 (4.7) | 4.8 (4.5) | 0.53 |
| Physical Activity* [minutes/day of METS ≥ 3] [mean(sd)] | 58.1 (37.5) | 57.9 (37.7) | 58.2 (37.4) | 0.89 |
| Change in Physical Activity* [minutes/day] [mean (sd)] | ||||
| Year 1 – baseline* | 1.1 (53.6) | 6.4 (65.0) | −4.3 (38.2) | <0.01 |
| Year 4 – baseline* | −8.3 (43.1) | −4.5 (40.5) | −12.2 (41.9) | <0.01 |
*
Among the subcohort who wore an accelerometer at baseline (n=989)