Table 1.
WOMAC pain | |||
---|---|---|---|
| |||
Characteristics | Never or mild pain on all activities (N= 1708) | Moderate to extreme pain (>=1 activities) (N= 517) |
Whole cohort (N= 2225) |
Demographics | |||
Current age (years) | 83.82 +/− 3.29 | 83.72 +/− 3.27 | 83.8 +/− 3.28 |
Body Mass Index (kg/m2) | 26.6 +/− 4.72 | 27.62 +/− 4.78*** | 26.83 +/− 4.75 |
Education (years) | 701 (41.04) | 178 (34.43)** | 879 (39.51) |
Health | |||
Self rated health (Good vs. poor) | 1396 (81.73) | 344 (66.54)*** | 1740 (78.2) |
Total Difficulty with IAL impairments (range 0–15) | 2 +/− 3.25 | 3.61 +/− 3.92*** | 2.37 +/− 3.48 |
Geriatric depression score (0–15) | 2.1 +/− 2.39 | 2.97 +/− 2.78*** | 2.3 +/− 2.51 |
Goldberg Anxiety scale (0–9) | 1.73 +/− 1.98 | 2.7 +/− 2.13*** | 1.95 +/− 2.05 |
Fatigue | 1137 (66.57) | 447 (86.46)*** | 1584 (71.19) |
Physical Activity | |||
Number of blocks walked for exercise | 3.93 +/− 6.99 | 2.65 +/− 5.82*** | 3.63 +/− 6.76 |
Non Hip pain | |||
Recent Worsening of pain or Arthritis | 260 (15.22) | 142 (27.47)*** | 402 (18.07) |
Back Pain | 1053 (61.65) | 453 (87.62)*** | 1506 (67.69) |
Severity of back pain | |||
None | 411 (24.06) | 75 (14.51)*** | 486 (21.84) |
Mild | 536 (31.38) | 282 (54.55) | 818 (36.76) |
Moderate | 106 (6.21) | 96 (18.57) | 202 (9.08) |
Extreme | 260 (15.22) | 142 (27.47) | 402 (18.07) |
Current Medications | |||
Benzodiazepines | 105 (6.15) | 57 (11.03)** | 162 (7.28) |
Analgesics/Opioid use | 66 (3.86) | 46 (8.9)*** | 112 (5.03) |
Non steroidal Anti Inflammatory Drugs | 344 (20.14) | 162 (31.33)*** | 506 (22.74) |
Actigraphy Measures | |||
Total Sleep time in bed | 408.24 +/− 74.19 | 403.18 +/− 75.04 | 407.07 +/− 74.4 |
Sleep Latency | 38.59 +/− 36.58 | 38.65 +/− 38.97 | 38.6 +/− 37.14 |
Sleep Efficiency | 78.51 +/− 11.13 | 77.4 +/− 11.86 | 78.25 +/− 11.31 |
Wake after sleep Onset | 72.56 +/− 45.33 | 79.8 +/− 49.24* | 74.25 +/− 46.36 |
Napping | 73.39 +/− 61.73 | 77.72 +/− 64.3 | 74.39 +/− 62.35 |
Long Wake periods after sleep onset | 6.45 +/− 3.04 | 6.88 +/− 3.32* | 6.55 +/− 3.11 |
p<0.01
p<0.001,
p <0.0001