Table 1 A summary of characteristics of the factors
Factors (Subscales) | Number of items | Range | Mean (SD) | Kurtosis | Skewness | Floor effect (%) | Ceiling effect (%) |
|---|---|---|---|---|---|---|---|
F1: Physical Activity | 6 | 0–24 | 13.29 (2.9) | −.311 | .117 | 0 | 0 |
F2: Medication | 3 | 0–12 | 10.4 (2.4) | 1.8 | −1.53 | .4 | 6.3 |
F3: Stress Management/Others | 4 | 0–16 | 6.01 (2) | 1.67 | 1.48 | 0 | .2 |
F4: Nutrition/Joints Protection | 4 | 0–16 | 4.19 (2.9) | .78 | .89 | 4.9 | .2 |
F5: Management of Daily Activities | 3 | 0–12 | 6.48 (2.4) | −.36 | −.009 | .7 | 2.4 |
F6: Pain Management | 3 | 0–12 | 3.89 (2.9) | −.38 | .34 | 7.1 | 0 |
F7: Tobacco/Opium Use. | 2 | 0–8 | 7.08 (1.6) | 1.93 | −1.44 | .7 | 7.1 |