Table 2. Sample Laceration Estimate Differences of (n = 107 Emergency Medicine residents).
| Raw Laceration Estimates | |
|---|---|
| Laceration ONE (actual length 8.0 cm.) | Mean 8.46 cm |
| (SD 2.50) | |
| Range 2.54 to 17.78 | |
| Laceration TWO (actual length 3.0 cm.) | Mean 3.43 cm |
| (SD 0.97) | |
| Range 2.00 to 9.00 | |
| Laceration THREE (actual length 13.0 cm.) | Mean 13.85 cm |
| (SD 4.03) | |
| Range 3.00 to 25.40 | |
| Laceration FOUR (actual length 21.0 cm.) | Mean 22.75 cm |
| (SD 6.17) | |
| Range 11.00 to 40.64 | |
| Laceration FIVE (actual length 31.0 cm.) | Mean 32.87 cm |
| (SD 9.50) | |
| Range 12.00 to 60.96 | |
| Total Net AE * Laceration Estimate Difference | Mean 4.86 cm |
| (SD 21.59) | |
| Range -61.00 to 68.70 | |
| Laceration ONE Difference (actual length 8.0 cm.) | Mean 0.49 cm |
| (SD 2.50) | |
| Range -5.46 to 9.78 | |
| Laceration TWO Difference (actual length 3.0 cm.) | Mean 0.46 cm |
| (SD 0.95) | |
| Range -1.00 to 6.00 | |
| Laceration THREE Difference (actual length 13.0 cm.) | Mean 0.79 cm |
| (SD 4.23) | |
| Range -10.00 to 12.40 | |
| Laceration FOUR Difference (actual length 21.0 cm.) | Mean 1.75 cm |
| (SD 6.17) | |
| Range -10.00 to 19.64 | |
| Laceration FIVE Difference (actual length 31.0 cm.) | Mean 1.51 cm |
| (SD 10.16) | |
| Range -20.00 to 29.96 |
* AE = Actual-to-Estimated Difference