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. 2015 Jan 28;2(1):26–32. doi: 10.1016/j.scog.2014.12.001

Table 1.

Demographic and clinical characteristics for experimental (EXP) and self-report participants (S-R)a.

Schizophrenia Smokers
Control Smokers
p-value
EXP
(n = 16)
S-R
(n = 43)
EXP
(n = 12)
S-R
(n = 28)
Recruitment Source
 CTNMH Volunteer Database 50% 63% NA
 ASRB Volunteer Database 19% 22% NA
 HMRI Volunteer Database 25% NA
 Media 19% 25% 7% NA
 Flyers 12% 9% 50% 93% NA
 Schizophrenia Fellowship 6% NA
Ageb 43 (10.8) 43 (9.78) 37.6 (11.9) 37.68 (8.77) .025
Gender (% Male) 56.3 48.8 50.0 35.7 < .001
WTAR Estimated Full-Scale IQb 99.1 (7.2) 104.3 (5.7) .05
Self-reported age of illness onsetb 21.87 (6.09) 19.08 (4.22) NA NA .11
 Duration 21.13 (9.19) 24.97 (9.67) NA NA .19
Antipsychotic classc NA NA
 Atypical 12 35 NA NA
 Typical 2 9 NA NA
CPZ equivalents (mg/day)b 363.62 (293.66) 612.05 (466.98) NA NA .03

Note. ASRB = Australian Schizophrenia Research Bank; CTNMH = Centre for Translational Neuroscience and Mental Health Research; CPZ = chlorpromazine; HMRI = Hunter Medication Research Institute; WTAR = Weschler Test of Adult Reading.

a

Values are expressed as a percentage of the group unless otherwise specified.

b

Values are expressed as mean (SD).

c

Values are expressed as the total number of participants.

Significant at p < .05.