Table 1.
Demographic and clinical characteristics of patients (results of one-way ANOVA, post hoc Tukey’s tests, and chi-squared test)
| Characteristic | TNP n=78 | RAD n=68 | FM n=61 | nBP n=99 | F(df) or χ2(df) | Tukey’s test (P<0.05) |
|---|---|---|---|---|---|---|
| Age (M ± SD) | 61.05±12.8 | 59.5±13.6 | 54.78±10.1 | 60.3±14.3 | F(3, 302)=3.08* | FM < TNP |
| Sex, n (%) | ||||||
| Female | 47.4% | 64.8% | 82.5% | 67.7% | χ2(3)=18.40*** | – |
| Pain history (years) | 7.6±5.1 | 7.3±5.6 | 9.5±6.5 | 8.9±8 | F(3, 305)=1.75† | – |
| NRS (M ± SD) | 6.63±1.9 | 6.83±1.7 | 6.91±1.6 | 6.63±2.0 | F(3, 300)=0.47† | – |
| MPSS (M ± SD) | 8.72±1.1 | 8.92±1.3 | 9.28±1.1 | 8.45±1.1 | F(3, 288)=6.11*** | nBP, TNP < FM |
| PDQ (M ± SD) | 19.01±7.2 | 20.32±6.5 | 19.50±6.9 | 13.27±6.6 | F(3, 299)=19.42*** | nBP < RAD, TNP, FM |
| PCS-H (M ± SD) | 12.06±5.2 | 10.93±5.7 | 13.63±4.9 | 12.33±5.2 | F(3, 231)=1.84† | – |
| CPAQ (M ± SD) | 32.93±10.1 | 32.06±9.9 | 27.41±10.8 | 29.64±9.6 | F(3, 227)=2.46† | – |
| ADS-K (M ± SD) | 15.63±8.9 | 14.52±9.6 | 21.93±10.1 | 17.34±8.8 | F(3, 230)=4.64** | RAD, TNP < FM |
Notes:
***
P<0.001;
**
P<0.01;
*
P<0.05;
†
Not significant.
Abbreviations: ADS-K, Allgemeine Depressions Skala–Kurz version; ANOVA, analysis of variance; CPAQ, Chronic Pain Acceptance Questionnaire; df, degrees of freedom; FM, fibromyalgia; M, mean; MPSS, Mainz Pain Staging System; nBP, nociceptive back pain; NRS, Numeric Rating Scale; PCS-H, Pain Catastrophizing Scale–Helplessness; PDQ, Pain DETECT Questionnaire; RAD, radiculopathy; SD, standard deviation; TNP, typical neuropathic pain.