Table 7.
Means and standard deviations of variables and results of analysis of variance for race and gender following a Bonferroni adjustment.
| Gender means ± standard deviation |
F(1, 263) | p value | Race means ± standard deviation |
F(2, 263) | p value | ||||
|---|---|---|---|---|---|---|---|---|---|
| Males (n = 131) | Females (n = 139) | Caucasian (n = 167) |
African American (n = 65) | Other (Asian, Hispanic, interracial; n = 38) | |||||
| Velar length | 30.04 ± 7.13 | 28.17 ± 5.63 | 17.540 | .009** | 28.09 ± 4.62 | 31.00 ± 7.37 | 30.14 ± 4.57 | 7.322 | .009** |
| VP ratio | 1.76 ± .56 | 1.72 ± .74 | 0.228 | 1.000 | 1.71 ± .66 | 1.88 ± .62 | 1.63 ± .69 | 1.638 | 1.000 |
| Effective velar length | 12.64 ± 3.34 | 11.71 ± 3.05 | 9.226 | .027* | 11.87 ± 3.13 | 12.85 ± 3.56 | 12.28 ± 2.88 | 2.884 | .522 |
| Effective VP ratio | .74 ± .23 | 0.72 ± .35 | .134 | 1.000 | 0.72 ± .29 | 0.79 ± .28 | 0.66 ± .31 | 1.606 | 1.00 |
| Pharyngeal depth | 18.26 ± 5.56 | 18.14 ± 5.53 | 0.294 | 1.000 | 17.94 ± 5.56 | 17.66 ± 5.48 | 20.24 ± 5.18 | 1.114 | 2.97 |
| Adenoid depth | 8.56 ± 5.58 | 7.99 ± 5.21 | 0.586 | 1.000 | 8.39 ± 5.47 | 9.34 ± 5.13 | 5.89 ± 4.87 | 4.611 | .099 |
| Adenoid area | 512.52 ± 239.52 | 475.53 ± 250.75 | 1.486 | 1.000 | 505.84 ± 254.09 | 568.90 ± 204.48 | 310.14 ± 177.22 | 13.806 | .009** |
| Adenoid thickness | 11.18 ± 4.26 | 10.85 ± 4.65 | 0.388 | 1.000 | 10.70 ± 4.42 | 12.82 ± 3.81 | 9.25 ± 4.75 | 12.710 | .009** |
| Adenoid height | 23.70 ± 6.7 | 21.78 ± 7.09 | 6.137 | .126 | 22.19 ± 7.44 | 25.34 ± 5.21 | 20.49 ± 6.20 | 10.526 | .009** |
Note. Linear measurements are listed in millimeters. Adenoid area is listed in the unit of millimeter2. VP = velopharyngeal.
*
p < .05.
**
p < .01.