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Table 2 Characteristics and Physical Activity Measures of Adolescents with Upper Limb Fractures during Cast Immobilization vs Healthy Controls.

From: Decrease of physical activity level in adolescents with limb fractures: an accelerometry-based activity monitor study

 

Injured adolescents

(n = 35)

Healthy controls

(n = 35)

p value

Age (yr)

12.6 ± 1.7

12.6 ± 1.8

0.5244

Height (cm)

157.7 ± 13.4

157.7 ± 11.8

0.9989

Weight (kg)

47.3 ± 12.1

46.3 ± 11.4

0.4253

BMI (kg/m2)

18.7 ± 2.4

18.4 ± 2.5

0.2610

Number of valid monitored days (days)

8.7 +/- 2.4

8.1 +/- 2.4

0.2044

Daily duration of physical activity monitoring (min)

752.1 ± 26.8

740.9 ± 37.4

0.3177

Total activity

(counts/min.day)

417.5 ± 179.1

597.1 ± 211.4

0.0003*

Time spent in sedentary activity (min/day)

(% of total daily wearing time)

598.2 +/- 54.7

79.6

540.4 +/- 64.4

72.9

0.0001*

Time spent in light activity (min/day)

(% of total daily wearing time)

111.8 +/- 41.1

14.9

136.5 +/- 40.1

18.4

0.0072*

Time spent in moderate (min/day)

(% of total daily wearing time)

20.7 +/- 8.4

2.7

30.2 +/- 12

4.1

0.0003*

Time spent in vigorous activity (min/day)

(% of total daily wearing time)

21.4 +/- 15.2

2.8

36.5 +/- 18.9

4.9

0.0008*

  1. The results are expressed as mean ± SD.
  2. *: statistically significant difference [please always place at foot of table]