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Table 1 Baseline Characteristics by Physical Activity Groups in 5964 MrOS Men

From: Trajectories of the relationships of physical activity with body composition changes in older men: the MrOS study

 

PA trajectories (PASE score)

  

Characteristics

Low- activity-declining

(N = 2555)

Moderate- activity- declining

(N = 2977)

High- activity- declining

(N = 432)

Whole cohort

(N = 5964)

P

Change in PAa

−54.1 (45.7)

−58.5 (50.1)

−69.0 (56.9)

−57.6 (49.1)

<0.0001b

Mean age (y)

73.5 (5.8)

73.8 (5.9)

73.5 (6.2)

73.7 (5.9)

0.21

Age Category

    

0.37

 ≤ 73 yrs

1373 (53.7)

1544 (51.9)

238 (55.1)

3155 (52.9)

 

 > 73 yrs

1182 (46.3)

1433 (48.1)

194 (44.9)

2809 (47.1)

 

Race/ethnicity (%)

    

<0.0001

 White

2253 (88.2)

2699 (90.7)

382 (88.4)

5334 (89.4)

 

 African American

134 (5.2)

100 (3.4)

8 (1.9)

242 (4.1)

 

 Asian

96 (3.8)

83 (2.8)

12 (2.8)

191 (3.2)

 

 Hispanic

42 (1.6)

59 (2.0)

25 (5.8)

126 (2.1)

 

 Other

30 (1.2)

36 (1.2)

5 (1.2)

71 (1.2)

 

College education or higher

1364 (53.4)

1579 (53.0)

232 (53.7)

3175 (53.2)

0.95

Alcohol intake (drinks/wk)

    

0.05

 None

957 (37.5)

1006 (33.8)

142 (32.9)

2105 (35.3)

 

 Light

641 (25.1)

789 (26.5)

112 (25.9)

1542 (25.9)

 

 Moderate/high

952 (37.3)

1179 (39.6)

178 (41.2)

2309 (38.8)

 

Smoking (n, %)

    

0.0004

 None/past smoker

2441 (95.6)

2891 (97.1)

426 (98.6)

5758 (96.6)

 

 Current smoker

113 (4.4)

86 (2.9)

6 (1.4)

205 (3.4)

 

Self-reported health (n, %)

    

<0.0001

 Very poor/poor/fair

531 (20.8)

296 (9.9)

15 (3.5)

842 (14.1)

 

 Excellent/good

2022 (79.2)

2681 (90.1)

417 (96.5)

5120 (85.9)

 

Height, mean, cm

174.4 (6.9)

174.0 (6.7)

173.6 (6.5)

174.1 (6.8)

0.03

Weight, mean, kg

84.5 (14.1)

82.2 (12.4)

80.8 (12.5)

83.1 (13.2)

<0.0001

BMI, mean kg/m2

27.8 (4.1)

27.1 (3.5)

26.8 (3.7)

27.4 (3.8)

<0.0001

BMI Categories (kg/m2)

    

<0.0001

 < 25

640 (25.1)

861 (28.9)

138 (31.9)

1639 (27.5)

 

 25–30

1279 (50.1)

1540 (51.8)

231 (53.5)

3050 (51.2)

 ≥ 30

636 (24.9)

574 (19.3)

63 (14.6)

1273 (21.4)

History of CVD

799 (31.3)

747 (25.1)

77 (17.8)

1623 (27.2)

<0.0001

History of CHD

158 (6.2)

149 (5.0)

9 (2.1)

316 (5.3)

0.001

Self-reported cancer

749 (29.3)

871 (29.3)

115 (26.6)

1735 (29.1)

0.501

Self -reported Hypertension

1216 (47.6)

1214 (40.8)

133 (30.8)

2563 (43.0)

<0.0001

Self- reported Diabetes

362 (14.2)

268 (9.0)

18 (4.2)

648 (10.9)

<0.0001

History of Fracture after 50 yrs

585 (22.9)

655 (22.0)

110 (25.5)

1350 (22.7)

0.39

Fall in last year (n,%)

582 (22.8)

581 (19.5)

94 (21.8)

1257 (21.1)

0.01

  1. Mean (SD) or proportion as shown
  2. BMI body mass index, CHD coronary heart disease, CVD cardiovascular disease, PA physical activity
  3. P-values indicates the overall difference among PA trajectories
  4. aChange measured as change in PASE score from visit 1 to visit 3.
  5. bSignificance observed in PA change between high activity declining compared to moderate activity declining (P < .001) or compared to low activity-declining groups (P < 0.001); ANOVA