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. 2015 Sep 14;474(4):945–955. doi: 10.1007/s11999-015-4555-8

Table 3.

‘Tying the locking, sliding knot’--time to first knot, time for 10 knots after practice, and number of knots with the behavior criteria achieved for the test and control groups

PGY-1 + MS test group Time (seconds) to first knot After 15 minutes 10 repetitions (sec) Number of knots behavior criteria achieved
1A 247 106 10
1B 626 92 10
1C 244 78 10
1D 595 97 10
1E 470 111 10
1F 274 67 10
1G 280 101 10
1H 234 120 10
1J 236 80 10
1K 184 92 10
1L 449 89 10
1M 267 110 10
Mean 342 95/12
NOS + MS control group Time (seconds) to first knot After 15 minutes 10 repetitions (sec) Number of knots behavior criteria achieved
2A 143 85 10
2B 218 76 10
2C 110 129 0
2D 93 68 0
2E DNF 900 0
2F 436 62 10
2G 507 139 0
2H 209 95 10
2J 158 68 0
2K 129 113 0
2L 168 118 0
Mean 279 95/10

PGY = postgraduate year orthopaedic resident; MS = medical student; NOS = PGY1 and 2 nonorthopaedic surgeon.