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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: Clin Trials. 2021 Jan 10;18(2):237–244. doi: 10.1177/1740774520982315

Table 4.

Adjusted Odds Ratios (OR) of Baseline RAQ Scores Predicting Study Outcomes

Baseline
OR (95% CI)
Week 26
OR (95% CI)
Week 52
OR (95% CI)
Study Patient
Compliant based on pill check NA 2.74 (0.54 to 16.53) 5.85* (1.34 to 25.54)
Study completion vs dropout NA ICS 4.71* (1.01 to 21.95)
Enrollment in PK studiesb 2.74 (0.88 to 8.55) 2.99 (0.60 to 14.78) 4.24 (0.86 to 1.76)
Study Partner
Compliant based on pill check ICS ICS 1.98 (0.23 to 17.01)
Study completion vs dropout ICS ICS 4.20** (1.71 to 10.32)
Enrollment in PK studiesa ICS 1.83 (0.17 to 19.38) 1.65 (0.54 to 5.07)
Study Patient – Study Partner (PMD)
Compliant based on pill check ICS 5.05 (0.58 to 43.81) 4.88 (0.43 to 55.29)
Study Completion vs dropout ICS ICS 1.48 (0.21 to 10.65)
Enrollment in PK studiesa 3.55 (0.32 to 39.27) 2.10 (0.18 to 23.87) 3.26 (0.30 to 35.11)

Note. Trivariate analyses statistically control for study arm allocation and participant clustering within study site. Analyses exclude patients known to have died (n=3).

ICS = insufficient cell size; PK = pharmacokinetic; NA = No empirical cut point identified. PMD = Paired Mean Difference.

a

Subsample of participants at study sites that recruited at least one participant into PK studies (N=79). See Appendix 2.

*

≤0.05

**

≤0.01

***

≤0.001