Table 5.

Predictors by multiple regression analysis in the bariatric-surgery and control subjects combined (n = 98); SR² = semi-partial correlation

	Estimate	se	SR2	P value
Predictors of s25Da
Age	−0.23	0.101	0.04	0.024
Weight	−0.1	0.022	0.17	<0.001
sCr	−3.35	4.43	0.01	0.45
Predictors of sPTHb
Weight	0.23	0.67	0.09	0.001
s25D	−0.27	0.28	0.01	0.34
sCa	−11.1	6.02	0.03	0.07
sCr	11.3	12.1	0.01	0.35
Predictors of s1,25Dc
Age	−0.25	0.25	0	0.092
Weight	0.14	0.06	0.05	0.03
s25D	0.055	0.24	0.05	0.03
sPTH	0.001	0.09	0	0.99
sCa	−1.37	5.22	0	0.79
sCr	−7.55	10.21	0.01	0.46
Predictors of sBAPd
Weight	0.058	0.015	0.11	<0.001
s25D	−0.10	0.059	0.02	0.092
sPTH	−0.037	0.021	0.02	0.08
s1,25D	0.076	0.026	0.06	0.004
sCa	1.20	1.25	0.01	0.34
sCr	2.14	2.48	0.01	0.39

^aR² = 0.27.

^bR² = 0.24.

^cR² = 0.08.

^dR² = 0.36.