Clinical Study
Simultaneous Use of Cannulated Reamer and Schanz Screw for Closed Intramedullary Femoral Nailing
Table 1
Comparison of the two groups.
| | Group I | Group II | value | | Mean | Standard deviation | Mean | Standard deviation |
| | The guide wire insertion time (min) (range) | 26.57 (17–33) | 4.55 | 30.87 (23–44) | 5.55 | Very significant (.002) | | Time for nail insertion and its distal locking (min) (range) | 27.93 (20–40) | 4.68 | 27.83 (21–45) | 6.34 | NS (.94) | | Total operative time (min) (range) | 68.03 (55–81) | 7.13 | 69.93 (51–82) | 8.68 | NS (.35) | | The radiation exposure during guide wire insertion (range) | 12.33 (7–25) | 4.25 | 22.1 (9–31) | 5.24 | Extremely significant | | The radiation exposure during nail insertion and its distal locking (range) | 25.27 (16–37) | 4.52 | 26.17 (19–37) | 5.04 | NS (.47) | | Total exposures in procedure (range) | 37.6 (27–51) | 6.62 | 48.27 (29–60) | 7.59 | Extremely significant | | Total fluoroscopic time (minutes) (range) | 0.19 (0.13–0.25) | 0.032 | 0.24 (0.14–0.3) | 0.039 | Extremely significant |
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NS: Not significant.
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