Table 2

Self rated health regressed on age, sex, income, nation, physical activity related opportunities, and physical activity, for total sample

Step	Predictor	r^2-151	β^2-152	r²	r²change	F change
1	Age	−0.28	−0.27^2-165	0.09	0.09	111.8^2-165
	Sex (1 = male, 0 = female)	0.04	0.04⁽ ^2-150 ⁾
2	Income (in 1000 ECU)	0.05	0.05^2-150	0.11	0.02	69.1^2-165
3^2-153	Belgium vSwitzerland	−0.07	−0.09^2-165	0.15	0.04	19.9^2-165
	Finland vSwitzerland	−0.15	−0.19^2-165
	Germany (East)vSwitzerland	−0.12	−0.18^2-165
	Germany (West)vSwitzerland	−0.13	−0.16^2-165
	NetherlandsvSwitzerland	−0.05	−0.07^2-160
	SpainvSwitzerland	−0.15	−0.18^2-165
4	Opportunities	0.10	0.10^2-165	0.16	0.01	23.2^2-165
5	Physical activity	0.15	0.14^2-165	0.18	0.02	52.4^2-165
6	Opportunities × physical activity	0.05	0.05^2-150	0.19	0.01	4.9^2-150

n = 2357, ⁽ ^2-150 ⁾p<0.10,
↵2-150 p<0.05,
↵2-160 p<0.01,
↵2-165 p<0.001.
↵2-151 r = Partial correlation coefficient.
↵2-152 β = Unstandardised regression coefficient.
↵2-153 Dummy variables (reference group is Switzerland). Overall equation:r ² = 0.18,F(12,2344) = 44.05, p<0.001). Following the procedure suggested by Aiken and West ([53], 43–44), both predictors and criteria were z standardised before regression analyses. Correspondingly, in the following, β coefficients are reported.