Table III.

Age at Drug Initiation According to Medication Class

		Age (yrs.)	95% Confidence Interval (CI)		One-way ANOVA
	n	M (SD)	Lower Limit	Upper Limit	Test Statistics
STIMULANTS	25	7.31 (4.12)	5.61	9.01	F (2, 22) = .265, p =ns
Methylphenidate	13	6.83 (2.87)	5.09	8.56
Amphetamine	10	7.60 (5.69)	3.53	11.67
Other	2	9.00 (2.83)	−16.41	34.41
ANTIDEPRESSANTS	25	9.41 (4.36)	7.61	11.21	F (2, 22) = .196, p =ns
TCA	7	9.04 (4.70)	4.69	13.39
SSRI	15	10.10 (4.36)	6.98	13.22
Other	8	8.88 (4.55)	5.07	12.68
ANTIPSYCHOTICS	9	9.39 (5.13)	5.44	13.34	F (1, 7) = .220, p =ns
Typical	1	7 (.)	.	.
Atypical	8	9.69 (5.40)	5.17	14.21
SLEEP AIDS	23	4.13 (2.14)	3.21	5.06	F (2, 20) = .2.09, p =ns
Melatonin	14	4.36 (1.78)	3.33	5.39
Diphenhydramine	5	2.60 (1.67)	0.52	4.68
Other	4	5.25 (3.20)	.16	10.34
MOOD STABILIZERS	8	9.8(5.05)	6.37	13.3
ALPHA 2 AGONISTS	18	7.44(3.86)	5.53	9.36	F (1, 16) = .969, p =ns
Clonidine	13	8.0(4.36)	5.36	10.64
Guanfacine	5	6.0(1.58)	4.04	7.96
BENZODIAZEPINES	4	8.25(5.73)	2.63	13.8