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Table 3 Bootstrapped pearson’s correlation estimates (r) based on a sample of 400 responses (n = 378 after removal of those with missing data)

From: Creation and validation of the 4-item BriefPCS-chronic through methodological triangulation

 Chronic
PCS fullBriefPCS-chronic
PCS FullN/A0.94** (0.93, 0.96)
BDI-II0.50** (0.44, 0.57)0.46** (0.39, 0.53)
BPI Physical0.47** (0.38, 0.55)0.43** (0.39, 0.53)
BPI Affective0.58** (0.51, 0.64)0.56** (0.49, 0.62)
  1. **: correlation significant at the p < 0.01 level