Table 2 Item descriptive statistics.
Day 1 | Day 8 | |||||
|---|---|---|---|---|---|---|
Item | Missing (%) | Mean | SD | Missing (%) | Mean | SD |
Pain intensity | 0.0 | 0.95 | 1.07 | 0.0 | 0.63 | 0.96 |
Personal care | 0.0 | 0.72 | 0.94 | 0.0 | 0.55 | 0.88 |
Lifting | 10.8 | 1.81 | 1.84 | 10.8 | 1.60 | 1.66 |
Reading | 9.2 | 1.51 | 1.42 | 9.2 | 1.22 | 1.35 |
Headaches | 0.0 | 1.83 | 1.51 | 0.0 | 1.66 | 1.33 |
Concentration | 0.0 | 0.94 | 1.34 | 0.0 | 0.77 | 1.01 |
Work | 0.0 | 1.23 | 1.33 | 0.0 | 0.97 | 1.14 |
Driving | 44.6 | 1.08 | 1.32 | 44.6 | 0.89 | 1.09 |
Sleeping | 0.0 | 1.58 | 1.71 | 0.0 | 1.63 | 1.67 |
Recreation | 1.5 | 0.97 | 1.25 | 1.5 | 0.86 | 1.23 |