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Table 1 Baseline characteristics of participants by study group

From: The effect of intervening hospitalizations on the benefit of structured physical activity in promoting independent mobility among community-living older persons: secondary analysis of a randomized controlled trial

 

Physical activity N = 818

Health education N = 817

Age in years, mean (SD)

78.7 (5.2)

79.1 (5.2)

Female sex, n (%)

547 (66.9)

551 (67.4)

Race/ethnicity, n (%)

  

 White, non-Hispanic

604 (73.8)

635 (77.7)

 Black, non-Hispanic

163 (19.9)

125 (15.3)

 Hispanic

31 (3.8)

30 (3.7)

 Other

20 (2.4)

27 (3.3)

Education beyond high school, n (%)

544 (66.6)

550 (67.7)

Number of chronic conditions, mean (SD)

1.6 (1.1)

1.7 (1.0)

 Hypertension, n (%)

573 (70.5)

578 (71.5)

 Cardiovascular diseasea, n (%)

236 (28.9)

254 (31.1)

 Diabetes, n (%)

199 (24.4)

216 (26.6)

 Cancer, n (%)

178 (21.9)

192 (23.6)

 Chronic pulmonary disease, n (%)

130 (16.0)

123 (15.2)

3MSE score, mean (SD)

91.5 (5.5)

91.6 (5.3)

SPPB score

  

 Mean (SD)

7.4 (1.6)

7.3 (1.6)

 <8, n (%)

353 (43.2)

378 (46.3)

  1. Abbreviations: 3MSE Modified Mini-Mental State Examination (0–100 scale), SD standard deviation, SPPB Short Physical Performance Battery
  2. aIncludes the presence of any of the following: self-report of a physician-diagnosed heart attack or myocardial infarction, stroke or brain hemorrhage accompanied by hospitalization, or heart failure; evidence of myocardial infarction based on a baseline electrocardiogram; or ankle brachial index ≤0.9 in either leg