Table 2.

Within-subject repeated-measure analysis of variance of outcomes of a comprehensive pain management program for 80 participants with a 6-month follow-up

	Mean ± standard error (95% confidence interval)
Variable	Pretreatment	Posttreatment	6-month follow-up	F-statistic (df)	P value
Pain severity (n = 80)	8.33 ± .25 (7.84–8.82)	6.78 ± .24 (6.30–7.25)∗	6.93 ± .32 (6.28–7.57)∗	17.820 (2)	<.001
Interference (n = 80)	10.05 ± .27 (9.51–10.59)	7.9 ± .23 (7.26–8.54)∗	7.35 ± .44 (6.47–8.23)∗	25.205 (2)	<.001
Distress (n = 80)	7.19 ± .36 (6.47–7.91)	4.53 ± .32 (3.88–5.17)∗	6.53 ± .34 (5.86–7.19)	22.391 (2)	<.001
Control (n = 80)	6.27 ± .29 (5.71–6.85)	8.56 ± .24 (8.08–9.05)∗	8.6 ± .29 (8.07–9.19)∗	36.449 (2)	<.001
Helpfulness (n = 74)	3.15 ± .27 (2.6–3.69)	7.2 ± .27 (6.66–7.74)∗	7.14 ± .3 (6.54–7.73)∗	101.461 (2)	<.001
Hours resting (n = 74)	5.65 ± .27 (5.12–6.19)	2.77 ± .19 (2.39–3.15)∗	3.62 ± .32 (2.97–4.26)∗	48.819 (2)	<.001

∗No overlap in 95% confidence interval between pretreatment and either posttreatment or 6-month scores.