Similarities and differences between patients included and excluded from a randomized clinical trial of vitamin d supplementation for improving glucose tolerance in prediabetes: interpreting broader applicability

Table 2 Determinants of inclusion or exclusion from the study^a

Predictors^b	Coefficient estimate	95 % confidence interval	P value
A1c	5.267	2.947, 9.413	<.0001
HDL	0.975	0.959, 0.991	0.0031
Charlson Index	0.701	0.581, 0.845	0.0002
Hyperlipidemia	1.045	0.630, 1.735	0.8639
Cancer	0.544	0.222, 1.333	0.1833
Psychiatric disorders	0.618	0.362, 1.055	0.0780
Thiazide diuretic use	0.634	0.362, 1.108	0.1097

Results reflect univariate analysis of 22 identified variables for P values <0.2 then subjected to multiple logistic regression
^aBased on stepwise multiple logistic regression analysis for the whole group (n = 356)
^bPredictors are values at baseline

ISSN: 1745-6215