Appendix Table 2.

Summary statistics of independent variables

	Men			Women
	Mean	SE	N	Mean	SE	N
Age	59.8	0.165	8426	59.64	0.226	8890
Aged 45–49	0.2	0.007	8426	0.22	0.008	8890
Aged 50–54	0.15	0.006	8426	0.15	0.005	8890
Aged 55–59	0.2	0.007	8426	0.2	0.006	8890
Aged 60–64	0.16	0.006	8426	0.15	0.005	8890
Aged 65–69	0.11	0.006	8426	0.09	0.004	8890
Aged 70–74	0.09	0.004	8426	0.08	0.004	8890
Aged 75+	0.1	0.005	8426	0.12	0.005	8890
Illiterate	0.12	0.007	8415	0.39	0.013	8872
Can read or write	0.17	0.008	8415	0.16	0.007	8872
Finished primary	0.25	0.008	8415	0.17	0.007	8872
Junior high or above	0.46	0.016	8415	0.27	0.013	8872
logPCE	9.07	0.046	8320	9.11	0.045	8765
Rural	0.51	0.028	8437	0.49	0.026	8902
Recent widowed	0.0073	0.00113	8425	0.0121	0.00143	8884
Recent father death	0.0162	0.00295	8410	0.0148	0.00283	8877
Recent mother death	0.0199	0.00366	8410	0.018	0.00338	8877
Recent child death	0.0041	0.00085	8410	0.0054	0.00093	8877
Poor childhood health	0.06	0.003	8219	0.08	0.005	8679
Leg length	49.86	0.14	6406	46.37	0.108	7069
Accident injury	0.13	0.006	7580	0.07	0.004	8327
Fall down last 2 years	0.13	0.007	7577	0.16	0.007	8325
Physical function difficulty	0.53	0.011	7726	0.69	0.011	7729
Disability (Any ADL or IADL)	0.23	0.009	8360	0.31	0.011	8811
Moderate or severe body pain	0.18	0.007	8349	0.27	0.009	8788
Mental intactness	8.92	0.056	7215	7.95	0.078	7743
Episodic memory	3.42	0.047	7219	3.27	0.051	7842

Notes: Sample include respondents not younger than 45.

All weighted at individual level with household and non-response adjustment except leg length. Leg length is weighted using biomarker individual level weights with household and biomarker non-response adjustment.

Source: CHARLS national baseline.