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. Author manuscript; available in PMC: 2013 Jan 1.
Published in final edited form as: J Pain. 2012 Jan;13(1):81–89. doi: 10.1016/j.jpain.2011.10.006

Table 2.

Experimental pain assessment for healthy cohort and clinical cohort.

Healthy
Cohort N=56
Clinical
Cohort N=58

Experimental pain P-Value
assessment Mean (SD) Mean (SD)
5th pulse at 48°C baseline 20.35 (23.06) 27.79 (22.18) >0.05

post 48 hours 20.76 (24.28) ------
post 96 hours 19.24 (22.92) ------
3 month after surgery ------ 19.72 (18.68)
5th pulse at 50°C baseline 24.98 (25.41) 36.65(24.16) <0.05

post 48 hours 27.13 (27.74) ------
post 96 hours 25.75 (26.67) ------
3 month after surgery ------ 27.95 (22.98)
Pre CPM baseline 19.78 (20.38) 29.90 (22.19) <0.05
post 48 hours 18.59 (18.72) ------
post 96 hours 18.97 (20.78) ------
3 month after surgery ------ 20.90 (12.91)

Post CPM baseline 9.98 (12.95) 20.71 (19.32) <0.05
post 48 hours 9.83 (12.74) ------
post 96 hours 9.86 (12.85) ------
3 month after surgery ------ 14.27 (12.77)

Absolute difference CPM 9.8 (12.43) 9.27 (12.13) >0.05
baseline
post 48 hours 8.76 (10.24) ------
post 96 hours 9.11 (13.06) ------
3 month after surgery ------ 6.70 (8.72)

Percent change CPM
baseline*
54.12% 17.08% <0.05
post 48 hours 35.51% ------
post 96 hours 49.91% ------
3 month after surgery ------ 35.67%
*

Reported means are based on calculation of individual percent changes.