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Table 1 Demographic data of recruited participants

From: The challenges of muscle biopsy in a community based geriatric population

  Healthy older adults Frail older adults Statistics
Gender 67.5% (27) female 54.1% (20) female p = 0.241
32.5% (13) male 45.9% (17) male
Age 71.9 ± 9.0 84.0 ± 15.0 p < 0.000
BMI 23.4 ± 4.0 24.9 ± 7.0 p = 0.782
FI 0.03 ± 0.07 0.41 ± 0.17 p < 0.000
  1. Data sets: healthy older adults, n = 40; frail older adults, n = 37. Median ± IQR are given. Categorical data are given as percentage of total population with raw number in brackets. Categorical data tested with Pearson’s Chi Squared and continuous data tested with Mann–Whitney U. All data not normally distributed except frail older age and frail older frailty index (FI). Statistical difference analysed with independent samples Mann–Whitney U