Table 2.
Weighted characteristics of participants in the NHANES (2011–2018) by sarcopenia.
| Characteristic | Overall, N = 5,616 (100%) | No sarcopenia, N = 5,186 (93%) | Sarcopenia, N = 430 (7.2%) | P-value |
|---|---|---|---|---|
| Age (years) | 40 (29, 50) | 40 (29, 49) | 46 (35, 55) | <0.001 |
| Sex | 0.3 | |||
| Female | 2,790 (49%) | 2,565 (49%) | 225 (47%) | |
| Male | 2,826 (51%) | 2,621 (51%) | 205 (53%) | |
| Age | <0.001 | |||
| <40 years | 2,849.0 (48.9%) | 2,693.0 (49.9%) | 156.0 (35.4%) | |
| ≥40 years | 2,767.0 (51.1%) | 2,493.0 (50.1%) | 274.0 (64.6%) | |
| Race | <0.001 | |||
| Non-Hispanic White | 2,179 (64%) | 2,040 (64%) | 139 (55%) | |
| Non-Hispanic Black | 1,208 (11%) | 1,175 (12%) | 33 (4.1%) | |
| Other/multiracial | 987 (8.6%) | 916 (8.6%) | 71 (8.6%) | |
| Mexican American | 725 (10.0%) | 602 (9.0%) | 123 (22%) | |
| Other Hispanic | 517 (6.6%) | 453 (6.3%) | 64 (11%) | |
| Education | <0.001 | |||
| Less than high school | 1,014 (14%) | 894 (13%) | 120 (23%) | |
| High school or equivalent | 1,193 (21%) | 1,082 (20%) | 111 (25%) | |
| College or above | 3,409 (65%) | 3,210 (66%) | 199 (52%) | |
| Marital status | 0.7 | |||
| Married | 2,720 (52%) | 2,496 (52%) | 224 (51%) | |
| Unmarried | 2,896 (48%) | 2,690 (48%) | 206 (49%) | |
| BMI (kg/m 2 ) | <0.001 | |||
| Underweight (<18.5) | 99 (1.5%) | 96 (1.5%) | 3 (1.0%) | |
| Normal (18.5 to <25) | 1,738 (30%) | 1,699 (32%) | 39 (5.2%) | |
| Overweight (25 to <30) | 1,787 (34%) | 1,688 (35%) | 99 (22%) | |
| Obese (30 or greater) | 1,992 (35%) | 1,703 (32%) | 289 (72%) | |
| Alcohol use | <0.001 | |||
| No/unknown | 676 (9.8%) | 580 (9.0%) | 96 (20%) | |
| Yes | 4,588 (90%) | 4,277 (91%) | 311 (80%) | |
| Smoking status | 0.058 | |||
| Current smoker | 1,324 (23%) | 1,254 (23%) | 70 (17%) | |
| Former smoker | 946 (19%) | 858 (19%) | 88 (23%) | |
| Never smoker | 3,344 (58%) | 3,072 (58%) | 272 (60%) | |
| Diabetes | <0.001 | |||
| Yes | 463 (8.3%) | 385 (7.5%) | 78 (18.2%) | |
| No | 5,153 (91.7%) | 4,801 (92.5%) | 352 (81.8%) | |
| Sleep disorder | <0.001 | |||
| No sleep disorder | 5,177 (91%) | 4,811 (92%) | 366 (83%) | |
| Sleep disorder | 439 (8.6%) | 375 (7.9%) | 64 (17%) | |
| Vigorous | <0.001 | |||
| No/unknown | 3,972 (69%) | 3,592 (68%) | 380 (90%) | |
| Yes | 1,644 (31%) | 1,594 (32%) | 50 (10%) | |
| Moderate | 0.006 | |||
| No/unknown | 3,128 (53%) | 2,856 (52%) | 272 (63%) | |
| Yes | 2,488 (47%) | 2,330 (48%) | 158 (37%) |
The bold values represent P < 0.05, indicating statistical significance in the analysis results.