Table 2.
Maximum phonation time (MPT), in seconds, and the S/Z ratio, in people with obesity not submitted to surgical treatment for obesity (group A, n = 52), people with obesity submitted to surgical treatment (group B, n = 62), and healthy controls (group C, n = 20).
| /A/ | /I/ | /U/ | S/Z | |||||
|---|---|---|---|---|---|---|---|---|
| Mean (SD) | Median | Mean (SD) | Median | Mean (SD) | Median | Mean (SD) | Median | |
| Controls | ||||||||
| Men | 16.1 (5.3) | 17.1 | 18.0 (2.6) | 18.3 | 19.0 (2.4) | 19.3 | 0.9 (0.1) | 1.0 |
| Women | 15.7 (5.1) | 14.7 | 18.0 (5.5) | 17.3 | 17.7 (4.3) | 17.0 | 0.9 (0.2) | 0.9 |
| Total | 15.7 (5.0)∗ | 15.1 | 18.0 (4.9)∗ | 17.3 | 18.0 (3.6)∗ | 18.4 | 0.9 (0.2) | 0.9 |
| Group A | ||||||||
| Men | 11.9 (5.3) | 12.0 | 12.4 (5.8) | 12.5 | 12.2 (5.5) | 11.2 | 0.9 (0.2) | 1.1 |
| Women | 10.3 (3.6) | 10.0 | 11.4 (4.5) | 10.5 | 11.9 (4.7) | 11.5 | 1.0 (0.3) | 0.9 |
| Total | 10.9 (4.1) | 10.8 | 11.8 (4.9) | 11.6 | 12.0 (5.1) | 11.6 | 1.0 (0.3) | 1.0 |
| Group B | ||||||||
| Men | 14.0 (6.3) | 13.5 | 14.5 (5.4) | 13.7 | 15.7 (6.0) | 15.7 | 0.9 (0.1) | 0.9 |
| Women | 11.8 (4.5) | 11.6 | 13.0 (5.8) | 12.3 | 13.2 (5.9) | 13.3 | 0.9 (0.3) | 1.0 |
| Total | 11.9 (4.8) | 11.7 | 13.0 (5.9) | 12.4 | 13.5 (6.0) | 13.7 | 1.0 (0.2) | 1.0 |
∗ p < 0.05 compared with groups A and B.