. Author manuscript; available in PMC: 2022 Sep 1.

Published in final edited form as: Epidemiology. 2021 Sep 1;32(5):638–647. doi: 10.1097/EDE.0000000000001373

Table 2:

Distributions of variables in the original and synthetic (pre-imputation) HRS and ARIC datasets.

	HRS Original	HRS Synthetic^a	ARIC Original	ARIC Synthetic^a
	N (%) or Mean (SD)	N (%) or Mean (SD)	N (%) or Mean (SD)	N (%) or Mean (SD)
Count	11509	11509	12043	12043
Age, mean (SD)	69 (10)	70 (11)	58 (5)	59 (5)
Hba1c, mean (SD)	5.9 (1.0)	5.9 (0.96)	5.8 (1.2)	5.8 (1.2)
HbA1c: Below 6.5, mean (SD)	5.6 (0.4)	5.5 (0.7)	5.5 (0.4)	5.3 (0.8)
HbA1c: Above 6.5, mean (SD)	7.7 (1.4)	7.2 (0.6)	8.5 (2.0)	7.4 (0.7)
Gender: Female, n(%)	6810 (59)	6810 (59)	6676 (55)	6675 (55)
Gender: Male, n(%)	4699 (41)	4699 (41)	5367 (45)	5368 (45)
Race: White, n(%)	9972 (87)	9971 (87)	9265 (77)	9265 (77)
Race: Black, n(%)	1537 (13)	1538 (13)	2778 (23)	2778 (23)
Education: Less than HS, n(%)	2458 (21)	2551 (22)	2702 (22)	2805 (23)
Education: HS, n(%)	7718 (67)	7657 (67)	5032 (42)	4999 (42)
Education: Greater than HS, n(%)	1333 (12)	1301 (11)	4309 (36)	4239 (35)
CSES, mean (SD)	0.07 (1.05)	0.05 (1.06)	NA	NA
Diet Prudent, mean (SD)	NA	NA	0.03 (0.99)	0.04 (0.99)
Diet Western, mean (SD)	NA	NA	−0.02 (0.98)	−0.03 (0.98)
Baseline Memory Z-Score, mean (SD)	−0.39 (1.10)	−0.44 (1.19)	−0.04 (1.01)	−0.001 (1.09)

Synthetic dataset distributions are averaged over 5,000 iterations.

Abbreviations: ARIC, Atherosclerosis Risk in Communities Study, CSES, childhood SES, HRS, Health and Retirement Study, HS, high school