From: Health service utilization in IBD: comparison of self-report and administrative data
Disease Activity | Self-report Mean (standard error) | Admin Data Mean (standard error) | p-value§ | Concordance Correlation Coefficient Pearson Correlation Coefficient (Bias Correction Factor Cb) |
---|---|---|---|---|
Consistently inactive (n = 77) | 4.42a (0.45) | 7.75b (0.83) | <0.0001 | 0.455†0.629 (0.724) |
Fluctuating (n = 71) | 6.83 (0.78) | 10.41 (0.91) | <0.0001 | 0.543†0.619 (0.877) |
Consistently active (n = 186) | 8.24 (0.58) | 12.88 (0.78) | <0.0001 | 0.592†0.692 (0.855) |