Table 5.
Distribution of ADHD subtypes by gender
| Gender | ADHD-I | ADHD-H | ADHD-C | Total | χ2 | P-value |
|---|---|---|---|---|---|---|
| Male | 87 (65.91) | 11 (8.33) | 34 (25.76) | 132 (100) | 103.57 | <0.001 |
| Female | 31 (72.09) | 3 (6.98) | 9 (20.93) | 43 (100) | 43.49 | < 0.001 |
| Total | 118 (67.43) | 14 (8.00) | 43 (24.57) | 175 (100) | 148.13 | <0.001 |
Notes: Data are expressed as number (%). Gender difference: ADHD-I: χ2=53.15, P<0.001; ADHD-H: χ2=9.14, P=0.002; ADHD-C: χ2=29.07, P<0.001; and total: χ2=90.53, P<0.001.
Abbreviations: ADHD, attention-deficit hyperactivity disorder; ADHD-H, attention deficit hyperactivity disorder, predominantly hyperactive type; ADHD-I, attention deficit hyperactivity disorder, predominantly inattentive type; ADHD-C, attention deficit hyperactivity disorder, predominantly combined type.