Table 2.
Core Characteristics of the Cohort (n = 392) in Addition to Univariate and Multivariate Analyses Including Type II Fiber Proportion as a Continuous Measure
| Parameter | %/Mean (SD)/Median (IQR) | Univariate HR (95% CI) | P Value | Multivariate HR (95% CI) | P Value |
|---|---|---|---|---|---|
| Age, yr | 65.9 (8) | 1.045 (1.018, 1.072) | 0.001 | 1.072 (1.041, 1.103) | <0.0001 |
| Male sex, % | 73 | 1.346 (0.805, 2.252) | 0.257 | — | — |
| FEV1 % predicted | 41.6 (28.0, 61.0) | 0.970 (0.957, 0.982) | <0.0001 | 0.965 (0.951, 0.979) | <0.0001 |
| % Type II fibers | 66.6 (56.0, 75.0) | 1.024 (1.009, 1.039) | 0.002 | 1.014 (0.998, 1.030) | 0.088 |
Definition of abbreviations: CI = confidence interval; HR = hazard ratio; IQR = interquartile range.