BMC Medical Research Methodology

Table 4 MID estimates from the mean difference of change (MDoC) and mean change (MC) analyses

From: Minimal important difference and patient acceptable symptom state for pain, Constant-Murley score and Simple Shoulder Test in patients with subacromial pain syndrome

Outcome measure	Method	MID (95% CI)
Pain at rest (VAS 0–100)	MDoC	16 (7 to 27)
Pain at rest (VAS 0–100)	MC	23 (18 to 27)
Pain on arm activity (VAS 0–100)	MDoC	24 (14 to 34)
Pain on arm activity (VAS 0–100)	MC	26 (20 to 32)
Constant-Murley score (0–100)	MDoC	24 (18 to 31)
Constant-Murley score (0–100)	MC	23 (19 to 27)
Simple Shoulder Test (0–12)	MDoC	2.3 (1.4 to 3.3)
Simple Shoulder Test (0–12)	MC	2.7 (2.1 to 3.3)

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ISSN: 1471-2288

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