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. 2004 Mar;48(1):20–28.

Table 4.

Difference in AM and PM Pain Scores (Week 4–1)

Experimental Group mean (SD) Non-Experimental Group mean (SD)
t-test = 2.53, P = 0.03
Difference in AM Pain −0.72 (1.15) 0.17 (0.21)
Experimental Group mean (SD) Non-Experimental Group mean (SD)
t-test = 1.88, P = 0.07
Difference in PM Pain −0.71 (1.48) 0.42 (1.50)