Table 3.

Age-specific effects of the alcohol control policies implemented in 2009 and 2017, and the effect on monthly all-cause mortality rate (per 100,000 people) for the 12-month period following policy implementation.

Age groups	Policy 2009				Policy 2017
	Model 1: joinpoint analysis	Model 2: model 1 + policy effect	Relative change model 1 versus model 2, % difference (95% CI)	t-value and p value of 2009 policy in model 2	Model 1: joinpoint analysis	Model 2: model 1 + policy effect	Relative change model 1 versus model 2, % difference (95% CI)	t-value and p value of 2017 policy in model 2
20–29	12.23	11.35	− 7.70% (− 8.24 to − 6.14)	t(212) = − 3.05, p = .0026	7.28	7.27	0.16% (0.12–0.16)	t(212) = − 1.193, p = .23
30–39	23.21	23.12	− 0.37% (− 0.40 to − 0.29)	t(212) = − 0.669, p = .50	17.78	16.69	− 6.49% (− 7.45 to − 5.870)	t(212) = − 2.554, p = .011
40–49	46.25	46.38	0.28% (0.22–0.30)	t(212) = 0.062, p = .95	35.26	34.61	− 1.91% (− 3.16 to − 2.28)	t(212) = − 0.85, p = .40
50–59	96.83	96.48	− 0.36% (− 0.42 to − 0.33)	t(212) = − 0.42, p = .68	71.59	69.35	− 3.24% (− 3.92 to − 1.90)	t(212) = − 1.39, p = .16
60–69	186.45	185.18	− 0.68% (− 0.84 to − 0.65)	t(212) = − 0.76, p = .45	150.61	148.42	− 1.48% (− 1.52 to − 1.12)	t(212) = − 1.26, p = .21
70–79	343.52	332.65	− 3.26% (− 3.67 to − 2.77)	t(212) = − 3.67, p = .00030	307.43	309.15	0.56% (0.48–0.64)	t(212) = − 0.83, p = .40
80 +	1025.96	1022.85	− 0.30% (− 0.33 to − 0.25)	t(212) = − 0.27, p = .78	933.96	914.09	− 2.17% (− 2.26 to − 2.66)	t(212) = − 0.78, p = .43