Table 1 Comparison of preoperative data from SwedEar
From: Validation of the Swedish Quality Register for Ear Surgery – SwedEar
SwedEar All | SwedEar Pre- & postop | Validated | p | |
|---|---|---|---|---|
N | 4593 | 2479 | 124 | |
Age (mean, y) | 32 | 32 | 33 | |
Sex (women) | 2350 (51%) | 1263 (51%) | 77 (62%) | 0.051 |
Right ear | 2373 (52%) | 1253 (51%) | 59 (48%) | 0.48 |
Primary ear surgery | 1176 (26%) | 623 (25%) | 26 (21%) | 0.47 |
General anaesthesia | 4431 (96%) | 2387 (96%) | 118 (95%) | 0.70 |
Indication infection free | 3861 (84%) | 2091 (84%) | 107 (86%) | 0.51 |
Indication hearing | 2695 (59%) | 1488 (60%) | 77 (62%) | 0.39 |
Myringoplasty performed | 4337 (94%) | 2355 (95%) | 119 (96%) | 0.46 |
Myringoplasty by plugging | 435 (9%) | 220 (9%) | 17 (14%) | 0.17 |
Ossiculoplasty | 929 (20%) | 494 (20%) | 22 (18%) | 0.52 |
Preoperative antibiotics | 271 (6%) | 150 (6%) | 7 (6%) | 0.96 |
Infection free at surgery | 4055 (88%) | 2210 (89%) | 117 (94%) | 0.08 |
Perioperative antibiotics | 842 (18%) | 471 (19%) | 23 (19%) | 0.80 |