Table 1.
Demographic information and characteristics of included studies
| Author | Location | Length of Study | Total Sample Size | Female, n (%) | Age (y),mean ± SD | Setting | Study Design | Study Purpose | Comorbidity Reported |
|---|---|---|---|---|---|---|---|---|---|
| Gale et al38 | United Kingdom | 7 y | 248 | 122 (47.1) | 79.0±0.45 | Community | Cross-sectional | To investigate the cross-sectional relationship between epigenetic age acceleration measures and objectively measured sedentary behavior and physical activity. | Chronic physical illness, mean: 2 Range: 1-3 |
| Gale et al39 | United Kingdom | 7 y | 271 | 131 (48.3) | 79.1±0.44 | Community | Cross-sectional | To investigate the relationship between attitudes to aging and objectively measured sedentary time and walking behavior. | Chronic physical illness, mean: Range: 1-2 |
| Gennuso et al37 | United States | 8 mo | 44 | 28 (63.6) | Median, (range) Female: 71, (69-74) Male: 70, (67-78) |
Community | Cohort | To investigate the relationship between objectively measured sedentary behavior and performance-based physical function measures in community-dwelling older adults. | NR |
| Klenk et al40 | Germany | 13 mo | 1271 | 554 (43.6) | 75.6±6.51 | Home visits/ community | Cohort | To analyze the effect of objectively measured sedentary behavior and walking duration on 4-y mortality in community-dwelling older adults. | Hypertension: 53.7% Cardiovascular disease: 25.0% Cancer: 18.3% Diabetes: 14.1% Chronic kidney disease: 3.4% |
| Klenk et al41 | Germany | 13 mo | 1333 | 584 (43.8) | 75.5±6.5 | Home visits/ community | Cohort | To assess the effect of the day of the week on objectively measured physical activity in community-dwelling older adults. | Cardiovascular disease: 25.0% Cancer: 17.9% Diabetes: 13.9% |
| Lord et al43 | United Kingdom | 6 mo | 56 | 30 (53.6) | 79.9±4.9 | Community | Cross-sectional | To quantify and describe sedentary behavior and habitual physical activity in community-dwelling older adults. | Cornell Medical Index, mean: 1.7±1.5 Range: 0-6 |
| Reid et al42 | Australia | 2 y | 123 | 78 (63.4) | 70.9±4.2 Male: 71.7±4.8 Female: 70.4±3.7 |
Community | Randomized controlled trial | To examine the associations between objectively measured total daily sitting time and objectively measured number of sitting time breaks with muscle mass, strength, function, presarcopenia, and markers of systemic inflammation in community-dwelling older adults. | Presarcopenic: Total: 16.3% Male: 22.2% Female: 12.8% |
Abbreviation: NR, not reported.