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Table 2 Means, standard deviations, and correlation coefficients of study variables at baseline, postcourse and 6-month follow-up

From: Formal mindfulness practice predicts reductions in PTSD symptom severity following a mindfulness-based intervention for women with co-occurring PTSD and substance use disorder

Variable

Baseline

Postcourse

6 m Follow-up

Correlations

M

SD

M

SD

M

SD

1

2

3

4

1. Formal practice minutes

–

–

203.37

155.06

–

–

–

   

2. Informal practice frequency

–

–

33.48

27.11

–

–

.147

–

  

3. PTSD symptoms

47.39

11.81

29.61

12.57

31.08

17.20

− .469*

− .017

–

 

4. Craving

22.30

7.84

9.42

7.84

6.95

6.24

− .394

.192

.496*

–

  1. *p < .05, two tailed. Bivariate correlations of average formal practice minutes, average informal practice duration, 6-month PTSD symptom severity, and 6-month craving are displayed
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Addiction Science & Clinical Practice

ISSN: 1940-0640