Table 3.

Temporal trend analysis of age–specific mortality rates for RHD in urban Chinese residents aged 30–79 years, 2006–2020.

Age	Period	Urban Male		Period	Urban Female
		APC (%, 95%CI)	AAPC (%, 95%CI)		APC (%, 95%CI)	AAPC (%, 95%CI)
30–34	2006–2020	$-7.4{}^{*}(-12.8,-1.7)$	$-7.4{}^{*}(-12.8,-1.7)$	2006–2020	$-7.2{}^{*}(-12.4,-1.6)$	$-7.2{}^{*}(-12.4,-1.6)$
35–39	2006–2020	$-8.6{}^{*}(-13.0,-3.9)$	$-8.6{}^{*}(-13.0,-3.9)$	2006–2020	$-10.7{}^{*}(-13.2,-8.1)$	$-10.7{}^{*}(-13.2,-8.1)$
40–44	2006–2020	$-6.0{}^{*}(-9.1,-2.9)$	$-6.0{}^{*}(-9.1,-2.9)$	2006–2020	$-11.4{}^{*}(-14.9,-7.8)$	$-11.4{}^{*}(-14.9,-7.8)$
45–49	2006–2020	$-5.0{}^{*}(-7.1,-2.9)$	$-5.0{}^{*}(-7.1,-2.9)$	2006–2015	$-3.9(-7.8,0.2)$	$-8.1{}^{*}(-12.1,-4.0)$
				2015–2020	$-15.2{}^{*}(-24.6,-4.6)$
50–54	2006–2011	$-12.5{}^{*}(-20.4,-3.7)$	$-7.1{}^{*}(-12.4,-1.4)$	2006–2008	$-32.5{}^{*}(-49.3,-10.1)$	$-7.8{}^{*}(-12.1,-3.3)$
	2011–2017	$9.0(-1.0,20.0)$		2008–2017	$3.2(-0.5,7.0)$
	2017–2020	$-25.5{}^{*}(-40.1,-7.2)$		2017–2020	$-19.2{}^{*}(-30.9,-5.5)$
55–59	2006–2020	$-7.8{}^{*}(-9.8,-5.7)$	$-7.8{}^{*}(-9.8,-5.7)$	2006–2020	$-9.0{}^{*}(-10.4,-7.6)$	$-9.0{}^{*}(-10.4,-7.6)$
60–64	2006–2020	$-2.7{}^{*}(-5.2,-0.2)$	$-2.7{}^{*}(-52,-0.2)$	2006–2018	$-3.8{}^{*}(-5.4,-2.1)$	$-6.5{}^{*}(-10.4,-2.5)$
				2018–2020	$-21.6(-43.1,8.2)$
65–69	2006–2015	$2.5(-1.4,6.5)$	$-1.3(-4.5,2.1)$	2006–2011	$-7.1(-15.2,1.8)$	$-5.1(-10.5,0.6)$
	2015–2020	$-7.6{}^{*}(-14.6,-0.0)$		2011–2015	$6.7(-12.0,29.4)$
				2015–2020	$-11.7{}^{*}(-18.7,-4.1)$
70–74	2006–2020	$0.2(-1.4,1.8)$	$0.2(-1.4,1.8)$	2006–2020	$-2.7{}^{*}(-4.1,-1.2)$	$-2.7{}^{*}(-4.1,-1.2)$
75–79	2006–2020	$2.0(-0.4,4.5)$	$2.0(-0.4,4.5)$	2006–2020	$-1.6{}^{*}(-3.1,-0.1)$	$-1.6{}^{*}(-3.1,-0.1)$

* Indicates statistically significant (p < 0.05). APC (annual percentage change); AAPC (average annual percentage change).