Table 1 Patient characteristics according to group
Group L (n = 20) | Group S (n = 20) | Statistic | P value | |
|---|---|---|---|---|
Sex, n (%) | 0.114 ‡ | 0.736 | ||
Female | 14 (70.0%) | 13 (65.0%) | ||
Male | 6 (30.0%) | 7 (35.0%) | ||
Age (years), mean ± SD | 54.30 ± 10.20 | 57.10 ± 8.53 | -0.942 † | 0.352 |
ASA physical status class, n (%) | 5.131 ‡ | 0.081 | ||
Class I | 4 (20.0%) | 2 (10.0%) | ||
Class II | 12 (60.0%) | 7 (35.0%) | ||
Class III | 4 (20.0%) | 11 (55.0%) | ||
Physical examination | ||||
Height (cm.), mean ± SD | 159.36 ± 9.91 | 158.88 ± 8.78 | 0.160 † | 0.873 |
Weight (kg.), mean ± SD | 62.24 ± 12.06 | 63.22 ± 11.67 | -0.261 † | 0.795 |
BMI (kg/m), mean ± SD | 24.49 ± 4.23 | 25.59 ± 4.34 | -0.779 † | 0.441 |
Mallampati class, n (%) | 12.120 ‡ | 0.003* | ||
Class 4 | 0 | 1 (5.0%) | ||
Class 3 | 0 | 8 (40.0%) | ||
Class 2 | 12 (60.0%) | 6 (30.0%) | ||
Class 1 | 8 (40.0%) | 5 (25.0%) | ||
Others, n (%) | 6.754 ‡ | 0.123 | ||
Neck precaution | 0 | 3 (15.0%) | ||
Thyromental distance 6 cm | 1 (5.0%) | 1 (5.0%) | ||
Mouth opening 3 cm | 0 | 1 (5.0%) | ||
Mouth opening < 3 cm | 0 | 1 (5.0%) | ||
Partial dentition | 0 | 1 (5.0%) | ||
None | 19 (95.0%) | 13 (65.0%) | ||