Do trends in population levels of blood pressure and other cardiovascular risk factors explain trends in stroke event rates? - methodological appendix

Table A3d. Sensitivity analysis for simple regression model between trends in risk score and trends in stroke event rates
Period Quality weighting Excluding Men Women
Coeff.
(95% CI)		 % variation explained Coeff.
(95% CI)		 % variation explained
Full No Nothing -0.18
(-1.01,0.64)		 3 0.82
(-0.48,2.12)		 23
Populations with low quality -0.08
(-0.95,1.10)		 0 0.88
(-1.11,2.87)		 14
Yes SAH -0.12
(-1.06,0.83)		 1 0.82
(-0.75,2.38)		 14
< 55 years old -0.24
(-0.87,0.39)		 14 1.34
(-0.09,2.76)		 50
Lagged No Nothing -0.71
(-1.99,0.57)		 14 2.09
(-0.26,4.65)		 40
Populations with low quality 0.16
(-1.30,1.63)		 1 0.91
(-2.22,4.04)		 9
Yes SAH -0.35
(-1.83,1.13)		 3 2.13
(-0.64,4.91)		 27
< 55 years old * * 2.98
(-0.79,6.75)		 47

* Model cannot be fitted