Table II. Frequency of anaesthesia complications caused by LMA in various age groups in 3- to 70-year-old patients who underwent major ear surgery in Amir Alam Hospital from 1999 to 2006.
| Complication | 3-7 years No. (%) |
8-15 years No. (%) |
16-40 years No. (%) |
41-60 years No. (%) |
> 60 years No. (%) |
Total No. (%) |
p value | |
| Nausea in ward | + | 15 (6.5) | 27 (9.4) | 155 (15.4) | 101 (26.9) | 14 (14) | 312 (15.6) | 0.00 |
| - | 217 (93.5) | 259 (90.6) | 851 (84.6) | 275 (73.1) | 86 (86) | 1688 (84.4) | ||
| Haemodynamic instability | + | 30 (12.9) | 32 (11.2) | 108 (10.7) | 58 (14.9) | 20 (20) | 246 (12.3) | 0.03 |
| - | 202 (87.1) | 254 (88.8) | 898 (89.3) | 320 (85.1) | 80 (80) | 80 (87.3) | ||
| Nausea | + | 8 (3.4) | 10 (3.5) | 107 (10.6) | 14 (3.7) | 0 (0) | 139 (7) | 0.00 |
| - | 224 (96.6) | 276 (96.5) | 899 (89.4) | 362 (96.3) | 100 (100) | 1861 (93) | ||
| Vomiting | + | 0 (0) | 2 (0.7) | 32 (3.2) | 12 (3.2) | 0 (0) | 46 (2.3) | 0.003 |
| - | 232 (100) | 284 (99.3) | 974 (96.8) | 362 (96.8) | 100 (100) | 1954 (97.3) | ||
| LMA dislocation during anaesthesia | + | 4 (1.7) | 3 (1) | 9 (0.9) | 3 (0.8) | 1 (1) | 20 (1) | 0.8 |
| - | 228 (98.3) | 283 (99) | 997 (99.1) | 373 (99.2) | 99 (99) | 1980 (99) | ||
| Vomiting in ward | + | 4 (1.7) | 0 (0) | 10 (1) | 0 (0) | 2 (2) | 16 (0.8) | 0.03 |
| - | 228 (98.3) | 286 (100) | 996 (99) | 376 (100) | 98 (98) | 1984 (99.2) | ||
| Cough | + | 2 (0.9) | 2 (0.9) | 6 (0.6) | 0 (0) | 0 (0) | 10 (0.5) | 0.4 |
| - | 230 (99.1) | 284 (99.1) | 1000 (99.4) | 376 (100) | 100 (100) | 1990 (99.5) | ||
| Regurgitation | + | 0 (0) | 1 (0.3) | 2 (0.2) | 1 (0.3) | 1 (1) | 5 (0.3) | 0.5 |
| - | 232 (100) | 285 (99.7) | 1004 (99.8) | 375 (99.7) | 99 (99) | 1995 (99.7) | ||
| Failure of LMA insertion | + | 0 (0) | 0 (0) | 3 (0.3) | 0 (0) | 0 (0) | 3 (0.2) | 0.5 |
| - | 232(100) | 286 (100) | 1003 (99.7) | 376 (100) | 100 (100) | 1997 (99.8) | ||