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Table 1 Treatment Enrollment by Randomization Group

From: Evaluation of a population-level strategy to promote tobacco treatment use among insured smokers: a pragmatic, randomized trial

 

Enrolled in Treatment within 5 monthsa

All participants

Network participantsb

GPD participantsb

N

n (%)

Risk Difference

(95% CI)c

N

n (%)

Risk Difference

(95% CI)c

N

n (%)

Risk Difference

(95% CI)c

No letter (NL)

962

9 (0.9)

Referent

422

1 (0.2)

Referent

540

8 (1.5)

Referent

Money (MML)

955

5 (0.5)

− 0.004 (− 0.012, 0.003)

410

1 (0.2)

0.000 (− 0.007, 0.007)

545

4 (0.7)

− 0.007 (− 0.020, 0.005)

Health (HML)

946

7 (0.7)

− 0.002 (− 0.010, 0.006)

441

1 (0.2)

− 0.000 (− .006, 0.006)

505

6 (1.2)

− 0.003 (− 0.017, 0.011)

Values (VML)

963

9 (0.9)

0.000 (− 0.009, 0.009)

425

3 (0.7)

0.005 (− 0.005, 0.014)

538

6 (1.1)

− 0.004 (− 0.017, 0.010)

Referral (ROL)

941

10 (1.1)

0.001 (− 0.008, 0.010)

418

1 (0.2)

0.000 (− 0.007, 0.007)

523

9 (1.7)

− 0.002 (− 0.013, 0.017)

  1. aEnrollment in comprehensive tobacco treatment program within 5 months post-letter (n = 4767)
  2. bGroup Practice Division (GPD) participants received care and coverage from the health plan. Network participants received insurance coverage only from the health plan
  3. cCI Confidence interval