Table 1.
Baseline Participant Characteristics by Chronic Medical Condition (CMC) Development
| Participant Characteristics | No CMCs Through Follow-up N = 166 |
No Baseline CMCs, Developed ≥1 N = 513 |
≥1 Baseline CMC, No New N = 517 |
≥1 Baseline CMC, Developed ≥1 N = 1,087 |
p Value |
|---|---|---|---|---|---|
| Age, years, mean ± SDa | 49.5 ± 2.6 | 49.8 ± 2.7 | 50.0 ± 2.6 | 50.2 ± 2.7 | .002 |
| Race/ethnicity, n (%) | <.0001 | ||||
| Non-Hispanic white | 91 (54.8) | 273 (53.2) | 263 (50.9) | 495 (45.5) | |
| African American | 24 (14.5) | 92 (17.9) | 125 (24.2) | 352 (32.4) | |
| Hispanic | 5 (3.0) | 13 (2.5) | 32 (6.2) | 67 (6.2) | |
| Chinese | 26 (15.7) | 62 (12.1) | 48 (9.3) | 73 (6.7) | |
| Japanese | 20 (12.1) | 73 (14.2) | 49 (9.5) | 100 (9.2) | |
| Education, n (%) | <.0001 | ||||
| High school or less | 26 (15.8) | 85 (16.7) | 100 (19.5) | 259 (24.0) | |
| Some college | 43 (26.1) | 149 (29.3) | 187 (36.4) | 357 (33.1) | |
| College degree | 44 (26.7) | 119 (23.4) | 107 (20.8) | 221 (20.5) | |
| Post college | 52 (31.5) | 156 (30.7) | 120 (23.4) | 241 (22.4) | |
| Financial strain, any, n (%) | 32 (19.4) | 124 (24.8) | 190 (37.6) | 439 (41.3) | <.0001 |
| Marital status, n (%) | <.0001 | ||||
| Single/never married | 23 (13.9) | 54 (10.6) | 65 (12.7) | 165 (15.2) | |
| Married/living as married | 128 (77.1) | 370 (72.6) | 323 (62.8) | 659 (60.9) | |
| Separated/widowed/divorced | 15 (9.0) | 86 (16.9) | 126 (24.5) | 259 (23.9) | |
| Menopausal status, n (%) | .0002 | ||||
| Premenopausal | 19 (11.5) | 45 (8.8) | 41 (8.0) | 57 (5.3) | |
| Early peri-menopausal | 82 (49.4) | 258 (50.6) | 230 (44.8) | 447 (41.3) | |
| Late peri-menopausal | 14 (8.4) | 42 (8.2) | 53 (10.3) | 122 (11.3) | |
| Postmenopausal | 34 (20.5) | 78 (15.3) | 113 (22.0) | 240 (22.2) | |
| Surgical menopause | 1 (0.6) | 13 (2.6) | 15 (2.9) | 33 (3.1) | |
| Unknown | 16 (9.6) | 74 (14.5) | 62 (12.1) | 184 (17.0) | |
| Self-rated health, n (%) | <.0001 | ||||
| Excellent | 65 (39.2) | 142 (28.1) | 70 (13.7) | 90 (8.4) | |
| Very good | 72 (43.4) | 231 (45.7) | 192 (37.5) | 363 (33.8) | |
| Good | 26 (15.7) | 113 (22.3) | 175 (34.2) | 410 (38.2) | |
| Fair | 3 (1.8) | 20 (4.0) | 69 (13.5) | 178 (16.6) | |
| Poor | 0 (0.0) | 0 (0.0) | 6 (1.2) | 33 (3.1) | |
| BMIb (kg/m2), mean ± SD | 24.9 ± 4.2 | 26.2 ± 5.8 | 28.9 ± 7.3 | 30.5 ± 7.9 | <.0001 |
| Current smoker, n (%) | 9 (5.4) | 57 (11.2) | 58 (11.2) | 182 (16.8) | <.0001 |
| Bodily painc, median (interquartile range) | 84 (74, 100) | 84 (62, 84) | 72 (51, 84) | 62 (51, 84) | <.0001 |
| Fracture history, n (%) | 2 (1.2) | 7 (1.4) | 13 (2.5) | 17 (1.6) | .43 |
| KPASd score, mean ± SD | 8.2 ± 1.7 | 8.0 ± 1.7 | 7.7 ± 1.7 | 7.5 ± 1.8 | <.0001 |
| Physical functione, median (interquartile range) | 100 (95–100) | 95 (90–100) | 90 (75–100) | 85 (70–95) | <.0001 |
| Symbol Digit Modalities Test, mean ± SD | 57.2 ± 9.6 | 57.6 ± 10.5 | 54.9 ± 11.8 | 53.3 ± 11.9 | <.0001 |
Note: Percentages are reflective of participants with complete data for the measure. Missing data <5%. aStandard deviation; bBody mass index; cSF-36 Bodily Pain subscale, dKaiser Physical Activity Survey; eSF-36 Physical Function subscale.