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. Author manuscript; available in PMC: 2017 Jun 1.
Published in final edited form as: J Clin Psychopharmacol. 2016 Jun;36(3):222–228. doi: 10.1097/JCP.0000000000000501

Table 2.

Odds ratios for early treatment discontinuation (before day 100 after the first dispensed MPH prescription).

Differences in patient-related factors between individuals with and without on going MPH treatment day 100.

Total (N=4280)
%
Discontinuation < 100 (N=1134)
%
ORc (95% CI)
Male 64.4 67.3 1.19 (1.03–1.38)
Female 35.6 32.7 ref=1
Age
 18–26 27.0 29.8 1.20 (1.01–1.42)
 27–39 38.6 36.9 0.98 (0.84–1.16)
 40–59 34.3 33.2 ref=1
Comorbid Psychiatric Disorder
 None of following 29.9 31.2 1.09 (0.94–1.26)
 Schizophrenia 3.2 3.5 1.13 (0.77–1.64)
 Mood or anxiety disorders 63.3 62.0 0.92 (0.80–1.06)
 Eating disorders 3.5 2.5 0.63 (0.42–0.96)
 Personality disorders/Conduct disorder 28.5 28.9 1.03 (0.89–1.20)
Prescribing Physician’s Specialty
 Addiction 19.3 20.5 1.28 (1.01–1.62)
 Psychiatry 72.0 69.5 ref=1
 Other 8.7 10.1 1.14 (0.96–1.35)
SUD Diagnosis
 ATC-code SUD medication 9.0 8.4 0.85 (0.64–1.12)
 Alcohol Use Disorder 56.1 59.1 ref=1
 Stimulant Use Disordera 17.9 18.7 0.98 (0.81–1.18)
 Combinedb 15.0 16.1 0.88 (0.73–1.07)
a

F14 Amphetamine Use Disorder and F15 Cocaine Use Disorder

b

Substance Use Disorder including F11 OpiatesF12 Cannabis, F13 Hypnotics and Sedatives, F16 Hallucinogens, F18 Inhalants, F19 Several drugs in combination.

c

ORs adjusted for all covariates listed in the table