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. Author manuscript; available in PMC: 2025 Aug 29.
Published in final edited form as: J Ageing Longev. 2025 Aug 8;5(3):27. doi: 10.3390/jal5030027

Table A1.

Baseline characteristics of demographic information for older adults within metropolitan and non-metropolitan areas in 2011.

Total
(n = 6082)
Metropolitan
(n = 4949)
Non-Metro
(n = 1133)
Variable n (%) n (%) n (%) p-Value
Demographics
Mean Age 75.12 (0.10) 75.16 (0.12) 74.94 (0.23) 0.41
Age
65–69 years 1154 (28.6) 930 (28.7) 224 (27.7) 0.35
70–74 years 1274 (25.0) 1028 (24.6) 246 (26.8)
75–79 years 1230 (19.2) 989 (19.0) 241 (19.9)
80–84 years 1203 (14.5) 991 (14.6) 212 (13.8)
85+ years 1221 (12.8) 1011 (13.0) 210 (11.8)
Sex
Male 2529 (43.6) 2019 (43.1) 510 (46.0) 0.11
Female 3553 (56.4) 2930 (56.9) 623 (54.0)
Race
White 4194 (81.2) 3263 (79.3) 931 (89.9) 0.14
Black 1318 (8.1) 1172 (8.7) 146 (5.0)
Hispanic 352 (6.5) 318 (7.3) 34 (3.0)
Other 218 (4.2) 196 (4.7) 22 (2.2)
Education
Less than High School 1582 (20.7) 1264 (20.2) 318 (23.1) 0.02
High School 1633 (27.0) 1271 (25.9) 362 (32.1)
Some College 764 (13.9) 630 (13.9) 134 (14.0)
College Degree and Beyond 2049 (38.3) 1732 (40.0) 317 (30.8)
Marital Status
Married 2914 (54.6) 2314 (53.8) 600 (58.2) 0.01
Separated/Divorced 740 (12.3) 635 (13.0) 105 (9.3)
Widowed 2058 (27.0) 1685 (26.8) 373 (27.6)
Never Married 239 (3.7) 210 (4.1) 29 (2.1)
Living with Partner 125 (2.3) 99 (2.3) 26 (2.7)
Residence Type
Community 5753 (94.4) 4667 (94.0) 1086 (96.1) 0.03
Residential Care 329 (5.6) 282 (6.0) 47 (3.9)
Income
USD 0–24,999 1700 (24.7) 1360 (24.1) 340 (27.1) 0.02
USD 25,000–49,999 818 (14.1) 653 (13.7) 165 (15.6)
USD 50,000–74,999 451 (8.7) 377 (8.9) 74 (8.1)
USD 75,000–99,999 230 (4.9) 195 (5.1) 35 (4.0)
USD 100,000–199,999 235 (5.3) 210 (5.8) 25 (3.0)
USD 200,000+ 85 (2.0) 79 (2.3) 6 (0.7)
Missing 2563 (40.4) 2075 (40.1) 488 (41.6)
Language
Language other than English 886 (16.7) 787 (18.5) 99 (8.9) 0.002
English 4976 (83.3) 3969 (81.5) 1007 (91.1)
Insurance
Medicaid 921 (11.7) 745 (11.6) 176 (12.1) 0.01
Medigap 3100 (54.1) 2456 (52.9) 644 (59.8)
Tricare 188 (3.3) 164 (3.6) 24 (2.0)
Medicare only 1873 (30.9) 1584 (32.0) 289 (26.1)
Healthcare Access
Has Regular Doctor 5792 (95.4) 4731 (95.8) 1061 (93.8) 0.01
Seen Doctor Last Year 5708 (93.6) 4672 (94.2) 1036 (90.7) 0.003
Community Support
Total hours help per month 47.06 (2.10) 47.63 (2.52) 44.38 (5.21) 0.60
Household size 1.97 (0.02) 1.98 (0.02) 1.90 (0.03) 0.04
Need help in transportation to doctor 2081 (29.8) 1716 (29.9) 365 (29.1) 0.74
Health
Current Smoker 450 (15.4) 343 (14.1) 107 (21.1) <0.001
Cardiovascular Disease 1589 (24.2) 1266 (23.6) 323 (26.9) 0.07
High Blood Pressure 4082 (63.8) 3356 (64.4) 726 (60.7) 0.04
Arthritis 3391 (53.8) 2732 (53.1) 659 (56.8) 0.08
Osteoporosis 1249 (21.1) 1030 (21.6) 219 (19.2) 0.07
Diabetes 1527 (23.6) 1260 (23.9) 267 (22.4) 0.31
Lung Disease 887 (14.7) 719 (14.6) 168 (14.9) 0.87
Stroke 697 (9.8) 545 (9.4) 152 (11.4) 0.07
Dementia 308 (3.8) 266 (4.1) 42 (2.7) 0.04
Cancer 1562 (25.7) 1288 (26.1) 274 (23.9) 0.18
Multimorbidity 4490 (70.7) 3663 (70.6) 827 (70.7) 0.98
Frailty
Robust 1094 (23.0) 881 (23.1) 213 (22.8) 0.73
Pre-Frail 3242 (53.0) 2652 (53.3) 590 (51.9)
Frail 1746 (24.0) 1416 (23.7) 330 (25.3)