Baseline Characteristics of African Ancestry Men Who Did and Did Not Develop Mobility Limitation Over 6 y
| . | Mobility Intact, n = 430 (85.1%) . | Incident Mobility Limitations,* n = 75 (14.9%) . | p Value . |
|---|---|---|---|
| Age | 66.3 (5.1)† | 70.9 (6.5) | <.01 |
| Ever married, yes | 401 (93.3) | 72 (96.0) | .61 |
| Ever smoker, yes | 135 (31.4) | 25 (33.3) | .79 |
| Drinks, >1 per day | 24 (5.6) | 2 (2.7) | .40 |
| High school or higher education, yes | 93 (21.6) | 11 (14.7) | .22 |
| Body weight, kg | 81.2 (13.3) | 86.4 (15.1) | .01 |
| BMI | 26.7 (3.9) | 29.5 (6.1) | <.01 |
| Walk past month, yes | 315 (73.3) | 51 (68.0) | .40 |
| Hypertension, yes | 256 (59.5) | 60 (80.0) | <.01 |
| Cardiovascular disease, yes | 16 (3.7) | 6 (8.0) | .12 |
| Diabetes, yes | 90 (21.4) | 28 (38.9) | <.01 |
| Arthritis or gout, yes | 69 (16.1) | 25 (33.3) | <.01 |
| pQCT | |||
| Total fat, cm2 | 17.2 (7.9) | 20.5 (8.7) | <.01 |
| subQ fat, cm2 | 12.7 (6.1) | 14.2 (7.3) | .11 |
| IMAT, cm2 | 2.9 (2.6) | 4.6 (4.2) | <.01 |
| Muscle CSA, cm2 | 72.3 (11.6) | 71.3 (12.1) | .42 |
| Muscle density, HU | 72.4 (3.7) | 70.4 (5.4) | .01 |
| DXA | |||
| Total fat, kg | 17.2 (6.4) | 20.7 (7.8) | <.01 |
| Trunk fat, kg | 8.6 (3.5) | 10.4 (3.8) | <.01 |
| Total lean, kg | 59.0 (7.5) | 60.5 (8.4) | .11 |
| Appendicular lean, kg | 27.7 (4.2) | 27.9 (5.4) | .69 |
| . | Mobility Intact, n = 430 (85.1%) . | Incident Mobility Limitations,* n = 75 (14.9%) . | p Value . |
|---|---|---|---|
| Age | 66.3 (5.1)† | 70.9 (6.5) | <.01 |
| Ever married, yes | 401 (93.3) | 72 (96.0) | .61 |
| Ever smoker, yes | 135 (31.4) | 25 (33.3) | .79 |
| Drinks, >1 per day | 24 (5.6) | 2 (2.7) | .40 |
| High school or higher education, yes | 93 (21.6) | 11 (14.7) | .22 |
| Body weight, kg | 81.2 (13.3) | 86.4 (15.1) | .01 |
| BMI | 26.7 (3.9) | 29.5 (6.1) | <.01 |
| Walk past month, yes | 315 (73.3) | 51 (68.0) | .40 |
| Hypertension, yes | 256 (59.5) | 60 (80.0) | <.01 |
| Cardiovascular disease, yes | 16 (3.7) | 6 (8.0) | .12 |
| Diabetes, yes | 90 (21.4) | 28 (38.9) | <.01 |
| Arthritis or gout, yes | 69 (16.1) | 25 (33.3) | <.01 |
| pQCT | |||
| Total fat, cm2 | 17.2 (7.9) | 20.5 (8.7) | <.01 |
| subQ fat, cm2 | 12.7 (6.1) | 14.2 (7.3) | .11 |
| IMAT, cm2 | 2.9 (2.6) | 4.6 (4.2) | <.01 |
| Muscle CSA, cm2 | 72.3 (11.6) | 71.3 (12.1) | .42 |
| Muscle density, HU | 72.4 (3.7) | 70.4 (5.4) | .01 |
| DXA | |||
| Total fat, kg | 17.2 (6.4) | 20.7 (7.8) | <.01 |
| Trunk fat, kg | 8.6 (3.5) | 10.4 (3.8) | <.01 |
| Total lean, kg | 59.0 (7.5) | 60.5 (8.4) | .11 |
| Appendicular lean, kg | 27.7 (4.2) | 27.9 (5.4) | .69 |
Note: BMI = Body mass index; CSA = Cross-sectional area; DXA = Dual x-ray absorptiometry; IMAT = Intermuscular adipose tissue; pQCT = Peripheral computed tomography.
*Incident mobility limitations: any difficulty walking two to three blocks or climbing up 10 steps due to a health/physical problem.
†Data are expressed as mean (SD) or frequency (%).
Baseline Characteristics of African Ancestry Men Who Did and Did Not Develop Mobility Limitation Over 6 y
| . | Mobility Intact, n = 430 (85.1%) . | Incident Mobility Limitations,* n = 75 (14.9%) . | p Value . |
|---|---|---|---|
| Age | 66.3 (5.1)† | 70.9 (6.5) | <.01 |
| Ever married, yes | 401 (93.3) | 72 (96.0) | .61 |
| Ever smoker, yes | 135 (31.4) | 25 (33.3) | .79 |
| Drinks, >1 per day | 24 (5.6) | 2 (2.7) | .40 |
| High school or higher education, yes | 93 (21.6) | 11 (14.7) | .22 |
| Body weight, kg | 81.2 (13.3) | 86.4 (15.1) | .01 |
| BMI | 26.7 (3.9) | 29.5 (6.1) | <.01 |
| Walk past month, yes | 315 (73.3) | 51 (68.0) | .40 |
| Hypertension, yes | 256 (59.5) | 60 (80.0) | <.01 |
| Cardiovascular disease, yes | 16 (3.7) | 6 (8.0) | .12 |
| Diabetes, yes | 90 (21.4) | 28 (38.9) | <.01 |
| Arthritis or gout, yes | 69 (16.1) | 25 (33.3) | <.01 |
| pQCT | |||
| Total fat, cm2 | 17.2 (7.9) | 20.5 (8.7) | <.01 |
| subQ fat, cm2 | 12.7 (6.1) | 14.2 (7.3) | .11 |
| IMAT, cm2 | 2.9 (2.6) | 4.6 (4.2) | <.01 |
| Muscle CSA, cm2 | 72.3 (11.6) | 71.3 (12.1) | .42 |
| Muscle density, HU | 72.4 (3.7) | 70.4 (5.4) | .01 |
| DXA | |||
| Total fat, kg | 17.2 (6.4) | 20.7 (7.8) | <.01 |
| Trunk fat, kg | 8.6 (3.5) | 10.4 (3.8) | <.01 |
| Total lean, kg | 59.0 (7.5) | 60.5 (8.4) | .11 |
| Appendicular lean, kg | 27.7 (4.2) | 27.9 (5.4) | .69 |
| . | Mobility Intact, n = 430 (85.1%) . | Incident Mobility Limitations,* n = 75 (14.9%) . | p Value . |
|---|---|---|---|
| Age | 66.3 (5.1)† | 70.9 (6.5) | <.01 |
| Ever married, yes | 401 (93.3) | 72 (96.0) | .61 |
| Ever smoker, yes | 135 (31.4) | 25 (33.3) | .79 |
| Drinks, >1 per day | 24 (5.6) | 2 (2.7) | .40 |
| High school or higher education, yes | 93 (21.6) | 11 (14.7) | .22 |
| Body weight, kg | 81.2 (13.3) | 86.4 (15.1) | .01 |
| BMI | 26.7 (3.9) | 29.5 (6.1) | <.01 |
| Walk past month, yes | 315 (73.3) | 51 (68.0) | .40 |
| Hypertension, yes | 256 (59.5) | 60 (80.0) | <.01 |
| Cardiovascular disease, yes | 16 (3.7) | 6 (8.0) | .12 |
| Diabetes, yes | 90 (21.4) | 28 (38.9) | <.01 |
| Arthritis or gout, yes | 69 (16.1) | 25 (33.3) | <.01 |
| pQCT | |||
| Total fat, cm2 | 17.2 (7.9) | 20.5 (8.7) | <.01 |
| subQ fat, cm2 | 12.7 (6.1) | 14.2 (7.3) | .11 |
| IMAT, cm2 | 2.9 (2.6) | 4.6 (4.2) | <.01 |
| Muscle CSA, cm2 | 72.3 (11.6) | 71.3 (12.1) | .42 |
| Muscle density, HU | 72.4 (3.7) | 70.4 (5.4) | .01 |
| DXA | |||
| Total fat, kg | 17.2 (6.4) | 20.7 (7.8) | <.01 |
| Trunk fat, kg | 8.6 (3.5) | 10.4 (3.8) | <.01 |
| Total lean, kg | 59.0 (7.5) | 60.5 (8.4) | .11 |
| Appendicular lean, kg | 27.7 (4.2) | 27.9 (5.4) | .69 |
Note: BMI = Body mass index; CSA = Cross-sectional area; DXA = Dual x-ray absorptiometry; IMAT = Intermuscular adipose tissue; pQCT = Peripheral computed tomography.
*Incident mobility limitations: any difficulty walking two to three blocks or climbing up 10 steps due to a health/physical problem.
†Data are expressed as mean (SD) or frequency (%).
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