Skip to main content

Table 4 Contingency table of events according to initial troponin and according to stratification by clinical items

From: Use of troponin assay after electrical injuries: a 15-year multicentre retrospective cohort in emergency departments

Entire cohort (n = 533) Occurrence of a MACE No MACE Total
Initial elevated troponin (n) 5 12 17
Row percentage (%) 29.41 70.59 100.00
Column percentage (%) 83.33 2.28 3.19
Normal initial troponin (n) 1 515 516
Row percentage (%) 0.19 99.81 100.00
Column percentage (%) 16.67 97.72 96.81
Total 6 527 533
Row percentage (%) 1.13 98.87 100.00
Column percentage (%) 100.00 100.00 100.00
High risk according to 41 (n = 153)    
Initial elevated troponin (n) 5 7 12
Row percentage (%) 41.67 58.33 100.00
Column percentage (%) 83.33 4.76 7.84
Normal initial troponin (n) 1 140 141
Row percentage (%) 0.71 99.29 100.00
Column percentage (%) 16.67 95.24 92.16
Total 6 147 153
Row percentage (%) 3.92 96.08 100.00
Column percentage (%) 100.00 100.00 100.00