Table 1

 Calculated reliability coefficients for general practitioner principals’ significant event analysis reports marked using the peer review instrument (expressed with 95% CI)

OverallInternal consistencyIntra-raterInter-rater
N/A, not applicable.
Single item0.25 (0.17 to 0.33)0.62 (0.55 to 0.68)0.64 (0.57 to 0.70)0.31 (0.23 to 0.39)
Total score (ie, average of average of all nine items0.73 (0.68 to 0.73)0.94 (0.93 to 0.95)0.78 (0.73 to 0.82)0.64 (0.57 to 0.70)
Global score (item 10)0.80 (0.76 to 0.84)N/A0.70 (0.64 to 0.75)0.43 (0.35 to 0.51)