Table 3.

Descriptive Measures of the Pain Interference BPI Scores, MCID Value, and Study Groups’ Comparative Analysis

IBD/Group	Time	N a	Mean (SD)	Range	Difference Pre/Post	MCID	P value b	95% IC
General Activity						1.2	0.008
CHAIR-M	Pre	17	5.9 (2.0)	1–9				[4.74, 7.06]
	Post	12	3.2 (1.6)	0–5	2.7			[1.63, 4.37]
Control	Pre	19	5.7 (2.8)	0–10				[4.87, 7.33]
	Post	15	6.1 (2.2)	2–8	−0.4			[4.61, 6.79]
Mood						1.3	0.027
CHAIR-M	Pre	17	5.4(2.5)	0–10				[4.14, 6.66]
	Post	12	2.9 (2.2)	0–6	2.5			[1.40, 4.40]
Control	Pre	19	6.0 (2.8)	1–10				[4.81, 7.19]
	Post	15	5.8 (2.5)	2–10	0.2			[4.46, 7.14]
Walking Ability						1.5	0.082
CHAIR-M	Pre	17	4.7 (2.8)	0–9				[3.30, 6.10]
	Post	12	3.2 (1.7)	0–5	1.5			[1.54, 4.86]
Control	Pre	19	5.1 (3.1)	0–5				[3.78, 6.42]
	Post	15	5.1 (2.8)	0–5	0			[3.61, 6.59]
Normal Work						1.2	0.001
CHAIR-M	Pre	17	6.5 (2.0)	3–10				[5.34, 7.66]
	Post	12	3.3 (1.5)	0–5	3.2			[1.92, 4.68]
Control	Pre	19	5.6 (2.8)	0–10				[4.50, 6.70]
	Post	15	6.3 (1.9)	3–9	−0.7			[3.87, 6.33]
Relations With Others						1.5	0.087
CHAIR-M	Pre	17	5.1 (2.5)	0–9				[3.66, 6.54]
	Post	12	3.0 (2.7)	0–9	2.1			[1.29, 4.71]
Control	Pre	19	5.2 (2.8)	0–10				[3.84, 6.56]
	Post	15	5.1 (2.5)	0–9	0.1			[3.57, 6.63]
Sleep						1.3	0.031
CHAIR-M	Pre	17	5.8 (2.9)	0–10				[4.55, 7.05]
	Post	12	3.3 (2.9)	0–10	2.5			[1.82, 4.78]
Control	Pre	19	5.2 (3.2)	0–10				[4.02, 6.38]
	Post	15	5.5 (3.0)	0–10	−0.3			[4.17, 6.83]
Enjoyment of Life						1.4	0.053
CHAIR-M	Pre	17	4.9 (2.2)	0–9				[3.55, 6.55]
	Post	12	3.3 (1.9)	1–9	1.6			[1.69, 4.91]
Control	Pre	19	4.7 (3.4)	0–10				[3.42, 5.98]
	Post	15	5.1 (2.7)	0–9	−0.4			[3.66, 6.54]

^aSome participants did not answer the Brief Pain Inventory in post assessment

^bMixed linear adjusted model – interaction time:group