Skip to main content

Table 6 Adjusted multivariate model of factors associated with use of stimulating prescription drugs

From: Pharmacological neuroenhancement and the ability to recover from stress – a representative cross-sectional survey among the German population

Variables step 1a step 6a
Coeff. (SE) OR (95% CI) p VIF Coeff. (SE) OR (95% CI) p R 2b
BRS −.72 (.42) .49 (.21–1.12) .09 2.11 .45
PSS-4 .78 (.43) 2.19 (.95–5.05) .07 1.75 1.05 (.33) 2.86 (1.49–5.46) <.01
SOP-2 .01 (.38) 1.00 (.48–2.13) .98 1.76
ASKU .07 (.5) 1.07 (.40–2.82) .90 1.76
IE-I .18 (.43) 1.19 (.52–2.74) .68 1.66
IE-E −.16 (.38) .86 (.40–1.81) .68 1.60
Sex:
 Male Reference 1.15 Reference
 Female −.15 (.60) .86 (.27–2.76) .80  
Age −.89 (.47) .41 (.17–1.03) .06 1.21 .53 (.20) 1.70 (1.15–2.50) <.01
Education:
 No formal degree Reference 1.11 Reference
 Secondary modern school n.a. n.a. n.a.  
 Middle school −1.21 (.83) .30 (.06–1.53) .15  
 University-entrance diploma .07 (.81) 1.08 (.22–5.28). .93  
 University degree −.61 (1.09) .54 (.06–4.61) .57  
Current or last professional position:
 Skilled worker Reference   Reference
 Executive employee 2.16 (1.25) 8.69 (.75–100.30) .08 1.05
 Non-executive employee 1.00 (1.15) 2.72 (.29–25.62) .38  
 Civil servants 1.78 (1.75) 5.92 (.19–181.33) .31  
 Self-employed 2.74 (1.41) 15.44 (.98–242.95) .05  
 Other 1.76 (1.42) 5.81 (.36–94.30) .22  
Place of residence:
 North Rhine-Westphalia Reference 1.10 Reference
 Hamburg .07 (1.55) 1.07 (0.05–22.47) .96  
 Lower Saxony −1.67 (1.59) .19 (.01–4.26) .29  
 Bremen n.a. n.a. n.a.  
 Schleswig Holstein .17 (1.53) 1.18 (.06–23.60) .91  
 Hesse .10 (1.09) 1.10 (.13–9.27) .93  
 Rhineland-Palatine .70 (1.38) 2.01 (.13–30.15) .61  
 Baden-Wuerttemberg .51 (.86) 1.66 (.31–9.03) .56  
 Bavaria −.61 (.97) .54 (.08–3.63) .53  
 Saarland n.a. n.a. n.a.  
 Berlin n.a. n.a. n.a.  
 Brandenburg 1.389 (2.18 3.98 (.06–286.58) .53  
 Mecklenburg-Western Pomerania n.a. n.a. n.a.  
 Saxony −.09 (1.23) .92 (.08–10.23) .94  
 Saxony-Anhalt n.a. n.a. n.a.  
 Thuringia n.a. n.a. n.a.   −2.62 (1.32) .07 (.01–.97) .05
Soft enhancer intake:
 No Reference 1.09 Reference
 Yes 2.63 (1.12) 13.83 (1.55–123.54) .02   2.25 (.34) 9.49 (4.86–18.52) <.001
  1. Logistic regression with backward elimination) of factors associated with use of stimulating prescription drugs (users n = 48; non-users = 686). First step and final step. n.a. = no data available
  2. Further notes see Table 3