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Table 1 Comparisons between those who were Screened In or Out of the RCT due to inconsistencies

From: Using a consistency check during data collection to identify invalid responding in an online cannabis screening survey

Variables

Screened Out

(n = 626)

Screened In

(n = 755)

P

Male, n (%)

232 (39.0)

275 (39.5)

0.865

Some post-secondary education , n (%)

347 (55.4)

451 (59.7)

0.107

Married / Common-law, n (%)

290 (46.3)

332 (44.0)

0.382

Full/Part time employed, n (%)

315 (50.3)

413 (54.7)

0.104

Income <  = $20,000, n (%)

365 (58.3)

400 (53.0)

0.047

Age, mean (SD)

39.5 (13.9)

35.7 (12.9)

 < 0.001

Total ASSIST screener, mean (SD)

19.3 (8.0)

23.8 (10.4)

 < 0.001

Total ASSIST baseline, mean (SD)

17.5 (7.9)

23.3 (10.3)

 < 0.001

Frequency of use, past 30 days, mean (SD)

23.3 (9.7)

24.8 (11.3)

0.006

  1. ASSIST Alcohol, Smoking and Substance Involvement Screening Test
  2. SD Standard Deviation