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Table 4 Comparison of outcomes pre-post intervention for 7 programs, collapsed across conditionb

From: A cluster-randomized trial of a brief multi-component intervention to improve tobacco outcomes in substance use treatment

 

Pre-intervention

Post-intervention

Post-intervention vs. Pre-interventionc

 

Mean (SD) or n(%)

OR (95%CI)

P value

ICC or Phi

Staff outcomes

(N = 71)

(N = 74)

   

 Smoking prevalence

28 (39%) a

20 (27%)

0.50 (0.31, 0.83)

0.008

.26

   

Mean Difference (95%CI)

  

 Staff belief scale

3.44 (0.72)

3.49 (0.70)

0.12 (-0.11, 0.34)

0.230

.36

 Staff self-efficacy scaled

3.07 (0.63)

2.99 (0.58)

-0.04 (-0.28, 0.20)

0.277

.64

 Staff practice scaled

2.51 (0.91)

2.58 (0.92)

0.16 (-0.27, 0.60)

0.454

.67

   

OR (95%CI)

  

Client outcomes

(N = 164)

(N = 149)

   

 Smoking Prevalence

126 (77%)

100 (67%)

0.62 (0.41, 0.94)

0.025

.22

 Asked about smoking

118 (72%)

116 (78%)

1.50 (0.89, 2.53)

0.131

.29

 Received any counselinge

64 (47%)

50 (45%)

0.93 (0.35, 2.45)

0.876

.30

 Received any cessation medicatione

47 (35%)

20 (18%)

0.49 (0.31, 0.78)

0.003

.60

  1. a Percentages rounded to nearest whole number
  2. b Adjusted for demographics (age, gender, race/ethnicity, and education); and also controlled for n esting of participants within clinics
  3. c Presented Odds Ratios for binary outcomes and Mean Differences for continuous outcomes
  4. d Clinical staff
  5. e Current smokers and former smokers who quit while in treatment