Table 1.
Participant characteristics with and without knee pain (n = 174).
| No pain (n = 26) | Low impact pain (n = 95) | High impact pain (n = 53) | P | Direction | |
|---|---|---|---|---|---|
| Age | 59.58 ± 9.33 | 58.63 ± 7.96 | 56.63 ± 7.12 | 0.052 | |
| Female | 18 (69%) | 62 (65%) | 30 (56%) | 0.650 | |
| Study location (UF) | 17 (65%) | 62 (65%) | 30 (56%) | 0.752 | |
| NHW* | 17 (65%) | 59 (62%) | 21 (39%) | 0.026 | >NHB in HIP |
| Height (cm) | 166.20 ± 7.65 | 168.04 ± 8.89 | 170.44 ± 9.37 | 0.161 | |
| Weight (kg) * | 83.68 ± 16.51 | 85.16 ± 18.41 | 92.54 ± 18.67 | 0.009 | HIP>CON |
| BMI (kg/m2) | 30.30 ± 5.71 | 30.32 ± 6.68 | 31.87 ± 6.04 | 0.074 | |
| Smoking History (Yes) | 8 (30%) | 35 (37%) | 31 (59%) | 0.013 | HIP>LIP+CON |
| Pain Severity* | 0.00 ± 0.00 | 11.83 ± 6.90 | 20.30 ± 5.39 | <0.001 | HIP>LIP>CON |
| Disability Score* | 9.38 ± 1.96 | 5.95 ± 5.88 | 50.96 ± 46.23 | <0.001 | HIP>LIP+CON |
| DNAmGrimAge-diff* | 0.09 ± 3.31 | 1.32 ± 5.41 | 5.14 ± 5.66 | <0.001 | HIP>LIP+CON |
| Brain-PAD* | −3.46 ± 7.49 | −4.13 ± 7.63 | −0.89 ± 6.24 | 0.020 | HIP>LIP |
*Denotes significant difference. NHW, non Hispanic white; NHB, non Hispanic black; BMI, body mass index; HIP, high impact pain; LIP, low impact pain; CON, control.