Table 3 Subgroup analysis of complications before and after the change in the 2010 guideline
| Â | Pre-2010 | Post-2010 | p-value | Pre-2010 | Post-2010 | p-value |
|---|---|---|---|---|---|---|
Variable | Male | Â | Â | Female | Â | Â |
Rib fracture | 12 (57.1) | 71 (79.8) | 0.06 | 15 (68.2) | 41 (77.4) | 0.59 |
Multiple rib fracture | 11 (52.4) | 63 (70.8) | 0.21 | 14 (63.6) | 39 (73.6) | 0.39 |
Sternum fracture | 6 (28.6) | 26 (29.2) | >0.99 | 7 (31.8) | 12 (22.6) | 0.59 |
Hematoma | 0 (0) | 5 (5.6) | 0.60 | 0 (0) | 8 (15.1) | 0.13 |
Serious complication | 0 (0) | 4 (4.5) | >0.99 | 0 (0) | 5 (9.4) | 0.31 |
| Â | OHCA | Â | Â | IHCA | Â | Â |
Rib fracture | 19 (70.4) | 78 (84.8) | 0.16 | 8 (50.0) | 34 (68.0) | 0.32 |
Multiple rib fracture | 18 (66.7) | 70 (76.1) | 0.48 | 7 (43.7) | 32 (64.0) | 0.15 |
Sternum fracture | 11 (40.7) | 28 (30.4) | 0.44 | 2 (12.5) | 10 (20.0) | 0.76 |
Hematoma | 0 (0) | 8 (8.7) | 0.20 | 0 (0) | 5 (10.0) | 0.33 |
Serious complication | 0 (0) | 7 (7.6) | 0.35 | 0 (0) | 2 (4.0) | >0.99 |
|  | Age < 65 y |  |  | Age ≥ 65 y |  |  |
Rib fracture | 8 (38.1) | 40 (64.5) | 0.03 | 19 (86.4) | 72 (90.0) | 0.63 |
Multiple rib fracture | 7 (33.3) | 34 (54.8) | 0.17 | 18 (81.8) | 68 (85.0) | 0.72 |
Sternum fracture | 3 (14.3) | 14 (22.6) | 0.42 | 10 (45.4) | 24 (30.0) | 0.17 |
Hematoma | 0 (0) | 6 (9.7) | 0.33 | 0 (0) | 7 (8.7) | 0.34 |
Serious complication | 0 (0) | 2 (3.2) | >0.99 | 0 (0) | 7 (8.7) | 0.34 |