Table 1.
Demographic information.
| Variable | Mean | SD |
|---|---|---|
| Age (median, range) | 50 | (22–70) |
| Pain catastrophizing scale | 26.33 | ±13.13 |
| State-trait anxiety inventory | 51.20 | ±19.93 |
| Center for epidemiology studies depression | 25.43 | ±12.25 |
SD, standard deviation.
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