From: The effect of dietary education on ADHD, a randomized controlled clinical trial
Variable | Group | Significance | |
---|---|---|---|
Treatment | Control | ||
Mean (standard deviation) | Mean (standard deviation) | ||
Mean (SD) years of age | 8.6 (2.4) | 8.3 (1.8) | t = .76, df = 104, P = 0.4 |
Dosage of methylphenidate during the trial (mg/day) | 12.7 (5.4) | 11.9 (4.6) | t = .7, df = 83, P = 0.4 |
Dosage of methylphenidate before the trial (mg/day) | 9.7 (7.2) | 9.3 (2.9) | t = .3, df = 98, P = 0.7 |
Body mass index | 16.1 (2.4) | 15.4 (2.6) | t = 1.3, df = 102, P = 0.1 |
Inattentiveness score at baseline | 15.7 (6.0) | 15.8 (5.0) | t = .08, df = 104, P = 0.9 |
Inattentiveness score at the end | 12.5 (5.3) | 11.6 (5.8) | t = .7, df = 78, P = 0.4 |
Hyperactivity/impulsivity score at baseline | 17.7 (6.0) | 17.6 (5.1) | t = .03, df = 104, P = 0.9 |
Hyperactivity/impulsivity at end | 13.9 (6.2) | 13.1 (5.9) | t = .5, df = 78, P = 0.5 |
The mean difference of favorite diet during the trial | 2.6 (3.9) | −.02 (1.9) | t = 3.7, df = 78, P < 0.0001 |
The mean difference of un-favorite diet during the trial | −6.5 (5.2) | −1.2 (3.7) | t = 5.2, df = 78, P < 0.0001 |
The mean difference of inattentiveness score during the trial | −3.3 (4.8) | −4.0 (5.1) | t = .7, df = 78, P = 0.4 |
The mean difference of hyperactivity/impulsivity score during the trial | −3.7 (4.7) | −5.0 (4.8) | t = 1.1, df = 78, P = 0.2 |