Table 5.
Comparisons of Mean (SD) Test Scores by Sex
| Female Patients | Male Patients | ||||||
|---|---|---|---|---|---|---|---|
| Variable | Cases (n = 49) |
Controls (n = 49) |
Difference (Case – Control) |
Cases (n = 76) |
Controls (n = 76) |
Difference (Case – Control) |
p* |
| BSID-II MDI | 92.53 (10.63)† | 95.61 (7.62) | −3.08 (13.38) | 91.53 (8.17) | 94.42 (9.07) | −2.89 (10.32) | 0.933 |
| BSID-II PDI | 84.71 (12.46) | 90.02 (10.43) | −5.31 (16.15) | 83.67 (11.81) | 88.05 (11.84) | −4.38 (15.86) | 0.752 |
| PLS-AC‡ | 91.06 (11.42) | 96.00 (12.18) | −4.56 (16.47) | 92.55 (14.16) | 93.67 (11.51) | −1.17 (14.06) | 0.196 |
| PLS-EC§ | 95.96 (14.34) | 95.12 (11.16) | 0.84 (19.09) | 97.11 (14.61) | 98.63 (14.63) | −1.64 (17.89) | 0.484 |
BSID-II, Bayley Scales of Infant Development, Second Edition; MDI, Mental Development Index; PDI, Psychomotor Development Index; PLS, Preschool Language Scale, Third Edition; AC, Auditory Comprehension; EC, Expressive Communication.
*
Test of interaction between sex and group status (case vs. control) from generalized estimating equation model.
†
Standard deviations are in parentheses.
‡
PLS-AC data are missing for one female patient and one male patient.
§
PLS-EC data missing for one male patient.