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Table 7 Average Physical Activity (PA) Levels on HD Days Per Predefined Granular Slice Period by Dialysis Shift

From: Impact of hemodialysis and post-dialysis period on granular activity levels

Step Counts Per Predefined Granular Slice Period (N = 176)

Slice Period during/after HD

HD Start before 1500 Hrs (±SD) (N = 132)

HD Start after 1500 Hrs (±SD) (N = 48)

P-Value vs before 1500 Hrs

HD Period

93 (244)

124 (254)

0.447

0.0- ≤ 0.5 Hr Post-HD

229 (231)

345 (347)

0.011

> 0.5- ≤ 1.0 Hr Post-HD

288 (231)

247 (191)

0.270

> 1.0- ≤ 1.5 Hr Post-HD

254 (194)

202 (210)

0.119

> 1.5- ≤ 2.0 Hr Post-HD

194 (179)

126 (176)

0.025

> 2.0- ≤ 6.5 Hr Post-HD

949 (798)

269 (319)

< 0.0001

> 6.5- ≤ 11.0 Hr Post-HD

570 (660)

767 (968)

0.192

> 11.0- ≤ 15.5 Hr Post-HD

344 (483)

2085 (2320)

< 0.0001

> 15.5- ≤ 20.0 Hr Post-HD

968 (1130)

1839 (1563)

< 0.0001

MVPA Per Predefined Granular Slice Period (N = 176)

Slice Period during/after HD

HD Start before 1500 Hrs (±SD) (N = 132)

HD Start after 1500 Hrs (±SD) (N = 48)

P-Value vs before 1500 Hrs

HD Period

0.3 (1.7)

0.5 (1.7)

0.605

0.0- ≤ 0.5 Hr Post-HD

1.0 (2.0)

2.2 (3.2)

0.005

> 0.5- ≤ 1.0 Hr Post-HD

1.2 (2.0)

1.1 (1.7)

0.747

> 1.0- ≤ 1.5 Hr Post-HD

0.9 (1.6)

1.0 (1.6)

0.773

> 1.5- ≤ 2.0 Hr Post-HD

0.7 (1.4)

0.6 (1.3)

0.4841

> 2.0- ≤ 6.5 Hr Post-HD

4.3 (6.7)

1.2 (2.0)

< 0.0001

> 6.5- ≤ 11.0 Hr Post-HD

2.7 (4.0)

4.5 (6.2)

0.059

> 11.0- ≤ 15.5 Hr Post-HD

2.2 (4.6)

14.2 (23.0)

< 0.0001

> 15.5- ≤ 20.0 Hr Post-HD

5.1 (8.6)

11.0 (16.2)

0.004

Minutes of Sedentary Per Predefined Granular Slice Period (N = 176)

Slice Period during/after HD

HD Start before 1500 Hrs (±SD) (N = 132)

HD Start after 1500 Hrs (±SD) (N = 48)

P-Value vs before 1500 Hrs

HD Period

174.6 (59.0)

192.6 (52.3)

0.062

0.0- ≤ 0.5 Hr Post-HD

14.9 (6.3)

13.5 (5.9)

0.170

> 0.5- ≤ 1.0 Hr Post-HD

11.2 (6.2)

11.1 (5.6)

0.944

> 1.0- ≤ 1.5 Hr Post-HD

12.1 (7.4)

14.6 (7.0)

0.047

> 1.5- ≤ 2.0 Hr Post-HD

14.6 (6.6)

16.0 (7.4)

0.222

> 2.0- ≤ 6.5 Hr Post-HD

150.4 (45.7)

50.3 (36.2)

< 0.0001

> 6.5- ≤ 11.0 Hr Post-HD

106.1 (62.1)

34.9 (50.0)

< 0.0001

> 11.0- ≤ 15.5 Hr Post-HD

57.9 (51.6)

79.7 (39.9)

0.011

> 15.5- ≤ 20.0 Hr Post-HD

67.7 (49.0)

114.4 (45.5)

< 0.0001

  1. PA levels on HD days by shift calculated based on each HD start time before or after 1500 h. Among the 176 patients with accelerometry data, 4 patients received an HD treatment in both shifts during the 7 days of accelerometry