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Table 3 Association between baseline participant characteristics and accelerometer-measured sedentary behaviors

From: Objective assessment of the association between frailty and sedentary behavior in older adults: a cross-sectional study

Variables

Total sedentary time (min/day, mean ± SD)

P-value*

Number of sedentary bouts (times/day, mean ± SD)

P-value*

Sex

Male

611.7 ± 72.5

.744

5.90 ± 1.83

.011

Female

608.1 ± 84.9

5.18 ± 2.24

Age, y

65–74

583.8 ± 90.2

.031

4.89 ± 1.92

.018

75–84

615.6 ± 67.4

5.69 ± 1.98

 ≥ 85

625.6 ± 83.4

5.84 ± 2.20

Education level

 ≤ 6 y

613.2 ± 91.7

.853

5.73 ± 2.27

.459

 > 6 y

610.8 ± 74.0

5.48 ± 2.02

BMI

 < 18.5

640.6 ± 77.3

.665

5.52 ± 2.54

.060

18.5–24

608.1 ± 85.1

5.15 ± 1.95

 ≥ 24

608.0 ± 79.3

5.84 ± 2.12

Living status

Alone

579.1 ± 87.9

.074

5.22 ± 2.17

.478

With family

614.3 ± 78.5

5.58 ± 2.06

Smoking

Yes

652.6 ± 109.4

.033

6.77 ± 2.63

.017

No

607.2 ± 76.2

5.45 ± 2.00

Alcohol intake

Yes

609.9 ± 96.6

.939

5.75 ± 2.10

.572

No

610.2 ± 77.6

5.50 ± 2.07

Regular exercise

Yes

612.6 ± 79.7

.743

5.76 ± 1.97

.235

No

608.9 ± 79.8

5.41 ± 2.12

Number of comorbidities

 ≥ 4

611.9 ± 85.0

.766

5.56 ± 2.13

.783

 < 4

608.5 ± 76.1

5.48 ± 2.07

Number of specialists visited

 ≥ 4

625.3 ± 52.4

.289

6.60 ± 1.94

.004

 < 4

608.0 ± 82.5

5.38 ± 2.05

Polypharmacy

 ≥ 8 drugs

627.7 ± 73.0

.043

6.62 ± 1.90

 < .001

 < 8 drugs

603.3 ± 81.0

5.11 ± 1.98

mFFP

Frail

Robust

618.1 ± 81.6

592.3 ± 71.6

.026

5.96 ± 2.15

4.55 ± 1.57

 < .001

CFS-C

Frail

Robust

638.4 ± 83.4

598.6 ± 75.0

.001

6.94 ± 2.14

4.94 ± 1.77

 < .001

SOF Index

Frail

Robust

617.6 ± 86.5

601.9 ± 70.9

.147

5.97 ± 2.16

5.04 ± 1.90

.001

CF-DC Index

Frail

Robust

615.4 ± 81.6

599.9 ± 74.6

.170

5.88 ± 2.07

4.85 ± 1.96

 < .001

  1. BMI body mass index, CF-DC Clinical Frailty-Deficit Count, CFS-C Clinical Frailty Scale, mFFP modified Fried Frailty Phenotype, SD standard deviation, SOF Study of Osteoporotic Fractures
  2. *P-values were based on analysis of variance for all categorical variables