. Author manuscript; available in PMC: 2020 Sep 17.

Published in final edited form as: Stat Interface. 2020;13(4):533–549. doi: 10.4310/sii.2020.v13.n4.a10

Table 5.

Combined parameter estimates from the multivariate random-effects meta-analysis

Covariate	Estimate	p value
0. Intercept	0.4449	0.0051
1. Man (=1 vs. woman=0)	0.0172	0.7184
2. White (=1 vs. nonwhite=0)	0.0564	0.1309
3. First-year (=1 vs. other=0)	0.0403	0.1928
4. PBS at Baseline	−0.2825	0.0000
5. PF (=1 vs. control=0)	−0.0028	0.9223
6. MI + PF (=1 vs. control=0)	0.0841	0.1270
7. LS	−0.0442	0.0178
8. QS	0.0041	0.0276
9. LS × PF	0.0006	0.8729
10. LS × (MI + PF)	−0.0311	0.0006
11. QS × PF	−0.0004	0.5774
12. QS × (MI + PF)	−0.0003	0.8314

Notes. PBS = Estimated latent trait (θ) scores for utilizing protective behavioral strategies; PF = stand-alone personalized feedback intervention; MI + PF = in-person motivational intervention with personalized normative feedback profile; LS = Linear slope (time in month); and QS = Quadratic slope (months squared).