Table 6. Results of quantitative sensory test in the group with or without chronic pain.

Variables	Chronic pain (−) (n=34)	Chronic pain (+) (n=25)	P value
TDT (mN)
6 weeks	3.9 (0.7–15.1)	5.9 (1.6–13.7)	0.419
12 weeks	1.6 (0.4–4.4)	3.9 (0.5–9.8)	0.279
24 weeks	0.7 (0.2–2.2)	0.7 (0.2–5.9)	0.969
TPT (mN)
6 weeks	254.9 (34.3–2,941.2)	784.3 (58.9–2,941.2)	0.276
12 weeks	39.2 (9.8–174.0)	19.6 (9.8–147.0)	0.975
24 weeks	19.6 (5.9–58.8)	13.7 (5.9–39.2)	0.369
WDT (°C)
6 weeks	39.8±5.3	41.0±6.1	0.521
12 weeks	39.2±5.1	39.8±4.9	0.720
24 weeks	38.6±4.0	38.1±3.6	0.735
CDT (°C)
6 weeks	23.9±8.6	18.2±10.5	0.091
12 weeks	25.7±6.1	19.0±12.4	0.080
24 weeks	26.8±2.9	25.6±4.1	0.385
HPT (°C)
6 weeks	46.8±3.1	46.4±3.3	0.718
12 weeks	46.4±3.0	46.1±2.8	0.793
24 weeks	47.0±3.0	45.7±3.5	0.320
CPT (°C)
6 weeks	10.4±9.9	11.1±7.2	0.819
12 weeks	13.7±9.1	14.0±8.7	0.925
24 weeks	14.5±8.6	13.9±9.8	0.868
Area of hypoesthesia (cm2)
6 weeks	161±114	197±104	0.222
12 weeks	96±90	130±87	0.152
24 weeks	44±58	54±65	0.557

Values are presented as median (interquartile range) or mean ± standard deviation. TDT, tactile detection threshold; TPT, tactile pain threshold; WDT, warm detection threshold; CDT, cold detection threshold; HPT, heat pain threshold; CPT, cold pain threshold.