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| Group | Pre | Post | |
|---|---|---|---|
| VAS (point) | CPTG | 7.0 ± 1.2 | 6.2 ± 1.4 aa |
| HLTG | 7.0 ± 0.8 | 3.4 ± 0.8 aa,bb | |
| ODI (%) | CPTG | 31.6 ± 11.5 | 29.6 ± 10.7 aa |
| HLTG | 33.1 ± 13.0 | 19.0 ± 10.6 aa,b |
VAS: Visual Analog Scale; ODI: Oswestry Disability Index; CPTG: Conservative Physical Therapy Group; HLTG: High-intensity Laser Therapy Group; aap<0.01, paired t-test; bp<0.05, independent sample t-tests; bbp<0.01
