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Table 5 Comparison of this sample with prior research samples investigating Multidimensional Pain Inventory subgroup stability

From: Reliability of the Multidimensional Pain Inventory and stability of the MPI classification system in chronic back pain

Authors

Number of patients

Main diagnosis

Average time between test-retest

Percentage of unstable patients at retest

Current study

n = 204

Chronic back pain (82%)

28 days

22%

Junghaenel & Broderick [12]

n = 99

Low back pain (84%)

14 days

28%

McKillop & Nielsen [13]

n = 376

Fibromyalgia (100%)

56 days

33%

Broderick et al [11]

n = 199

Fibromyalgia (100%)

27 days

35%