Table 1A.

Comparison between NIA/AARP Sample and NHIS 1997 sample. Adults aged 50—69.

Variable	Obs	Mean	Std Dev	Min	Max	Obs	Mean	Std Dev	Min	Max
Years of Schooling	367,359	14.59	2.34	8	18	8455	12.78	3.16	0	21
Self Rated Health Status	371,550	3.55	0.96	1	5	17,411	3.53	1.12	1	5
Poor Health	376,415	0.13	0.33	0	1	17,411	0.17	0.50	0	1
High Blood Pressure	212,684	0.43	0.50	0	1	8502	0.38	0.49	0	1
Diabetes	376,415	0.09	0.29	0	1	8506	0.12	0.33	0	1
Heart Attack	376,415	0.14	0.35	0	1	8501	0.06	0.23	0	1
Emphysema	376,415	0.03	0.17	0	1	8506	0.03	0.18	0	1
Stroke	376,415	0.02	0.15	0	1	8505	0.03	0.18	0	1
BMI	369,935	27.19	5.04	0	189	8255	27.18	5.28	10.17	78.11
Obese	369,935	0.22	0.42	0	1	8533	0.26	0.44	0	1
Overweight/Obese	369,935	0.65	0.48	0	1	8533	0.65	0.48	0	1
Ever Smoker	364,152	0.65	0.48	0	1	8453	0.58	0.49	0	1
Male	376,415	0.38	0.49	0	1	8533	0.48	0.50	0	1
Non White	376,415	0.07	0.26	0	1	8533	0.14	0.35	0	1
Married	376,415	0.70	0.46	0	1	8533	0.71	0.46	0	1