Table 4.
Between group comparisons for SPS for the three PRISM groups using ANOVA
| High SPS < 6 cm n = 160 |
Medium SPS 6 cm – 13 cm n = 63 |
Low SPS > 13 cm n = 28 |
Difference of the PRISM groups: Mean (95% CI) | F (2, 248) | |||
|---|---|---|---|---|---|---|---|
| Low vs Medium | Low vs High | Medium vs High | |||||
| Pain Severity | 7.32 ± 1.82 | 6.30 ± 1.64 | 5.43 ± 1.77 | −0.87 (−1.84 to - 0.10) NS | −1.90 (−2.77 to −1.02)** | −1.03 (−1.66 to − 0.39)** | 17.83** |
| Pain Interference | 7.53 ± 2.00 | 6.40 ± 1.87 | 5.02 ± 1.89 | − 1.38 (− 2.45 to − 0.31) NS | −2.50 (−3.47 to − 1.54)** | − 1.13 (− 1.83 to − 0.42)** | 22.90** |
| SF-36 PF | 25.18 ± 22.40 | 36.68 ± 23.19 | 45.89 ± 18.47 | 9.20 (−2.96 to 21.36) NS | 20.71 (9.74 to 31.67)** | 11.51 (3.54 to 19.47)* | 13.75** |
| SF-36 RP | 23.67 ± 18.95 | 40.55 ± 22.91 | 49.48 ± 21.15 | 8.94 (−2.15 to 20.02) NS | 25.81 (15.81 to 35.81)** | 16.88 (9.62 to 24.14)** | 29.12** |
| SF-36 BP | 18.74 ± 15.13 | 27.81 ± 15.19 | 37.47 ± 15.08 | 9.66 (1.37 to 17.95)* | 18.74 (11.26 to 26.21)** | 9.07 (3.64 to 14.50)** | 22.30** |
| SF-36 GH | 22.49 ± 17.08 | 29.45 ± 19.42 | 41.01 ± 16.84 | 11.56 (1.89 to 21.23)* | 18.52 (9.80 to 27.24)** | 6.96 (0.63 to 13.30)* | 14.43** |
| SF-36 SF | 36.28 ± 22.64 | 47.90 ± 25.04 | 61.27 ± 18.76 | 13.37 (0.84 to 25.90)* | 24.99 (13.69 to 36.29)** | 11.62 (3.41 to 19.82)* | 17.01** |
| SF-36 RE | 30.12 ± 25.27 | 43.50 ± 28.76 | 57.76 ± 25.65 | 14.26 (−0.1 to 28.62) NS | 27.65 (14.70 to 40.60)** | 13.39 (3.99 to 22.79)* | 16.19** |
| SF-36 MH | 29.54 ± 19.39 | 44.25 ± 18.56 | 56.7 ± 17.57 | 12.21 (1.82 to 22.61)* | 26.93 (17.55 to 36.31)** | 14.72 (7.91 to 21.53)** | 31.45** |
| SF-36 V | 22.09 ± 18.02 | 32.01 ± 18.88 | 44.44 ± 16.62 | 12.42 (2.52 to 22.33)* | 22.35 (13.41 to 31.28)** | 9.93 (3.44 to 16.41)* | 21.32** |
| DASS-Depression | 28.38 ± 11.18 | 22.24 ± 10.80 | 17.30 ± 7.77 | −4.94 (−10.83 to 0.95) NS | −11.08 (− 16.39 to −5.76)** | −6.14 (− 10 to −2.28)** | 16.72** |
| DASS-Anxiety | 24.15 ± 11.37 | 19.46 ± 10.99 | 14.53 ± 8.03 | − 4.93 (− 10.23 to 1.07) NS | −9.62 (− 15.03 to − 4.21)** | −4.67 (−8.61 to − 0.76)* | 11.26** |
| DASS-Stress | 29.08 ± 10.13 | 23.08 ± 8.37 | 18.80 ± 6.69 | −4.29 (− 9.43 to 0.85) NS | −10.29 (− 14.92 to − 5.65)** | −6.0 (− 9.36 to − 2.63)** | 19.63** |
Data are presented as Mean ± SD unless otherwise stated; ** p ≤ 0.001; * p < 0.05
NS Not significant (p >0.05, SPS Self-Pain-Separation, SF-36 Short Form 36, PF Physical Functioning, RP Role Physical, BP Bodily Pain, GH General Health, SF Social Functioning, RE Recreation, MH Mental Health, V Vitality, DASS Depression, Anxiety and Stress Scale