Table 3 Change in cannabis use from baseline to Day 28 in active compared to sham treatment.

From: Investigating repetitive transcranial magnetic stimulation on cannabis use and cognition in people with schizophrenia

Outcome

Linear Contrast Test

Average trajectory difference: interaction test

Cohen’s d

Treatment * Time

Treatment

Time

GPD

Estimate = 0.33, df(81.82), p = 0.207

F = 1.34, df(81.67), p = 0.255

F = 1.98, df(16.55), p = 0.177

F = 4.62, df(81.67), p = 0.001*

0.72

NarcoCheck (ng/mL)

Estimate = 108.60, df(79.26), p = 0.256

F = 0.63, df(79.19), p = 0.680

F = 0.14, df(16.97), p = 0.711

F = 4.01, df(79.19), p = 0.003*

0.55

  1. Positive estimates for the linear contrast indicate more change from Baseline to Day 28 in the Active group. GPD grams used per day; ng/mL nanograms per milliliter.
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