Table 4.
Changes in the PPT scale in the experimental and control group.
| Intervention |
p-value |
|||
|---|---|---|---|---|
| PT + MC (n = 29) | PT (n = 29) | Intra-group (PT + MC/PT) | Inter-group | |
| PPT (Lt Splenius Capitis) | ||||
| 1st visit | 240.14 ± 103.86 | 194.52 ± 47.24 | 0.011*/0.994 | 0.031* |
| 12th visit | 275.04 ± 90.91 | 194.62 ± 64.98 | <0.001** | |
| △1st −12th | −34.90 (−61.00 to −8.81) | −0.10 (−29.05 to 28.84) | 0.072 | |
| PPT (Rt Splenius Capitis) | ||||
| 1st visit | 239.76 ± 100.78 | 200.38 ± 43.32 | 0.021*/0.667 | 0.058 |
| 12th visit | 273.76 ± 91.22 | 194.83 ± 58.38 | <0.001** | |
| △1st −12th | −34.00 (−62.53 to −5.47) | 5.55 (−20.60 to 31.71) | 0.040* | |
| PPT (Lt Trapezius) | ||||
| 1st visit | 359.66 ± 120.69 | 333.72 ± 79.33 | 0.002**/0.067 | 0.329 |
| 12th visit | 415.31 ± 97.63 | 301.41 ± 80.97 | <0.001** | |
| △1st −12th | −55.66 (−88.33 to −22.98) | 32.31 (−2.40 to 67.02) | <0.001** | |
| PPT (Rt Trapezius) | ||||
| 1st visit | 340.45 ± 112.42 | 319.62 ± 83.81 | <.001**/0.160 | 0.501 |
| 12th visit | 405.72 ± 89.62 | 294.76 ± 71.75 | <0.001** | |
| △1st −12th | −65.28 (−93.84 to −36.71) | 24.86 (−10.43 to 60.15) | <0.001** | |
PT, physical therapy; MC, massage chair; NRS, numeric rating scale; NDI, neck disability index
Values are expressed as mean ± standard deviation (SD) unless otherwise indicated; statistical significance was set at p < 0.05.