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Table 1 Characteristics of the study participants by physical performance

From: Is there an association between inflammatory markers and lower physical performance in older adults?

Variables Overall (n = 307) Physical Performance p-value*
Normal Low
n = 132 43% n = 175 57%
% n % n %
Female 49.5% 49 37.1 103 58.9 < 0.01
Age (mean ± SD)ª 80.6 ± 3.62 132 79.8 ± 3.62 175 81.2 ± 3.50 < 0.01
Ethnicity (1 = self-report about speaking an indigenous language) 53.7% 72 54.55 93 53.14 0.81
Literacy (yes = 1) 42.3% 66 50.0 64 36.6 0.02
Smoking habit (1 = consumed at least 100 cigarettes in their life) 35.8% 57 43.2 53 30.3 0.02
Alcohol consumption (yes = 1) 19.8% 31 23.5 30 17.1 0.17
Limitation in ADL 21.8% 18 13.7 49 28.0 < 0.01
Limitation in IADL 55.1% 47 35.6 122 69.7 < 0.01
Hypertension 49.5% 53 40.2 99 56.6 < 0.01
Diabetes 14.3% 14 10.6 30 17.1 0.11
Body mass index (mean ± SD)ª 24.7 ± 4.1 132 23.9 ± 4.0 175 24.7 ± 4.1 0.09
Body mass index
 Underweight 7.2% 11 8.3 11 6.3  
 Normal 52.4% 74 56.1 87 49.7 0.35
 Overweight 31.6% 39 29.6 58 33.1  
 Obese 8.8% 8 6.1 19 10.9  
Physical Activity
 Low 42.0% 30 22.7 99 56.6  
 Moderate 32.9% 50 37.9 51 29.1 < 0.01
 High 25.1% 52 39.4 25 14.3  
Physical Activity [MET – minutes/week] (mean ± SD)ª 2516.8 ± 4086 132 3955.8 ± 5158.6 175 1431.451 ± 2564.5 < 0.01
SPPB total score (0–12 poinst) b 6.62 ± 2.75 132 9.05 ± 1.17 175 4.79 ± 2.09 < 0.01
SPPB - Balance scoreb 2.85 ± 1.35 132 3.78 ± 0.5 175 2.86 ± 1.35 < 0.01
SPPB - Walking scoreb 2.47 ± 1.05 132 3.25 ± 0.57 175 2.46 ± 1.05 < 0.01
SPPB- Chair/ stand scoreb 1.32 ± 1.07 132 2.02 ± 1.08 175 1.32 ± 1.07 < 0.01
  1. ADL Activities of Daily Living, IADL Instrumental Activities of Daily Living
  2. ªmean ± SD
  3. bU de Mann Whitney
  4. *Chi-square or t tests