Table 5.

Agreement in response between 2014 NIH algorithm and refined algorithm

2014 NIH algorithmRefined algorithm
ImprovedStableWorseUninterpretable
Training cohort     
 Improved 132 26* 0 0 
 Stable 0 51 0 0 
 Worse 23* 122* 88 13*† 
Replication cohort     
 Improved 137 37* 0 0 
 Stable 0 69 0 0 
 Worse 23* 82* 71 10*† 
2014 NIH algorithmRefined algorithm
ImprovedStableWorseUninterpretable
Training cohort     
 Improved 132 26* 0 0 
 Stable 0 51 0 0 
 Worse 23* 122* 88 13*† 
Replication cohort     
 Improved 137 37* 0 0 
 Stable 0 69 0 0 
 Worse 23* 82* 71 10*† 
*

Reclassification occurred in 184 paired visits (40%) in the training cohort and in 152 paired visits (35%) in the replication cohort.

†

Uninterpretable because of divergent response between NIH joint/fascia score and total P-ROM score.

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