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Table 1 Characteristics of the total study population and by sex and age group

From: Device-measured sedentary behavior and physical activity in older adults differ by demographic and health-related factors

 Total (n = 656)Women (n = 420)Men (n = 236)66 y (n = 383)81–87 y (n = 243)≥90 y (n = 30)
Age73.3 (±9.0)74.1 (±9.3)71.7 (±8.2)66.0 (±1.0)82.6 (±2.3)91.1 (±2.3)
Sex
 Women420 (64)n/an/a228 (59)165 (68)17 (90)
Education
 University375 (57)223 (53)152 (64)255 (66)111 (46)9 (30)
Marital status
 Married/living together367 (56)193 (46)174 (74)252 (66)113 (46)2 (7)
Body mass index
 Underweight, < 2025 (4)24 (6)1 (0.5)9 (2)14 (6)2 (7)
 Normal, 20–24287 (44)200 (48)87 (37)171 (45)102 (42)14 (47)
 Overweight, 25–29254 (39)140 (33)114 (48)151 (39)92 (38)11 (37)
 Obese, ≥3089 (13)55 (13)34 (14)52 (14)34 (14)3 (10)
Physical function
 One-leg-stance ≥5 s587 (90)292 (72)180 (79)354 (92)110 (49)8 (28)
 5 STS test, able to472 (74)372 (89)215 (92)375 (98)197 (82)15 (52)
 Use walking aid82 (10)69 (17)13 (5.5)7 (2)57 (24)18 (60)
Physical activity
 Sedentary, % of wear time60.2 (±10.8)59.1 (±10.4)62.1 (±10.8)58.3 (±10.9)62.2 (±9.9)67.3 (±11.1)
 Light PA, % of wear time36.1 (±10.1)37.3 (±9.9)34.1 (±10.1)37.0 (±10.4)35.4 (±9.2)31.1 (±10.6)
 MVPA, % of wear time3.6 (±3.0)3.6 (±2.9)3.7 (±3.1)4.6 (±3.0)2.4 (±2.3)1.6 (±2.8)
 Steps/day8696 (±3779)8571 (±3820)8918 (±3704)10,106 (±3573)6952 (±3011)4818 (±3390)
 Accelerometer wear time, min/day852 (± 64)850 (± 62)857 (± 66)866 (± 62)834 (± 60)831 (± 66)
 Self-reported regulara MVPAb542 (88)353 (88)189 (86)326 (90)194 (85)22 (76)
  1. Data are reported as numbers (%) or mean (±SD). aEvery day or several times/week, bn = 619. MVPA = moderate-to-vigorous physical activity; PA = physical activity; 5 STS = 5 times sit to stand test
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