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Table 4 Post hoc results of comparison between the different treatment protocols (A-B, A-C, A-D, B-C, B-D, and C-D) on right leg circumference as a secondary outcome

From: Comparison of intermittent pneumatic compression device and compression stockings for workers with leg edema and pain after prolonged standing: a prospective crossover clinical trial

Protocol

Foot

p value (95% CI)

Ankle

p value (95% CI)

Calf

p value (95% CI)

Distal thigh

p value (95% CI)

Proximal thigh

p value (95% CI)

A-B

0.12(0.41)

0.083 (-0.01~0.26)

0.40(1.67)

0.022 (-0.14 ~ 0.94)

0.19(0.37)

0.002 (0.08 ~ 0.31)

0.26(0.61)

0.013 (0.06 ~ 0.46)

0.30(0.50)

0.001 (0.14 ~ 0.46)

A-C

-0.05(0.41)

0.289 (-0.18~0.08)

-0.10(0.51)

0.242 (-0.26 ~ 0.07)

0.01(0.40)

0.915 (-0.12 ~ 0.14)

-0.04(0.57)

0.488 (-0.23 ~ 0.14)

-0.04(0.59)

0.516 (-0.23 ~ 0.15)

A-D

0.26(1.66)

0.651 (-0.28~0.80)

-0.05(0.52)

0.300 (-0.22 ~ 0.11)

-0.03(0.33)

0.618 (-0.13 ~ 0.08)

-0.15(0.76)

0.123 (-0.40 ~ 0.10)

-0.04(0.94)

0.944 (-0.34 ~ 0.27)

B-C

-0.17(0.31)

0.001 (-0.28~-0.07)

-0.50(1.83)

0.010 (-1.09 ~ 0.09)

-0.19(0.35)

0.001 (-0.30 ~ -0.07)

-0.31(0.50)

0.001 (-0.47 ~ -0.14)

-0.34(0.48)

 < 0.001 (-0.49 ~ -0.18)

B-D

0.13(1.70)

0.175 (-0.42~0.69)

-0.46(1.69)

0.005 (-1.00 ~ 0.09)

-0.22(0.40)

0.002 (-0.35 ~ -0.09)

-0.41(0.62)

 < 0.001 (-0.61 ~ -0.21)

-0.33(0.80)

0.029 (-0.59 ~ -0.07)

C-D

0.31(1.64)

0.222 (-0.23~0.84)

0.04(0.51)

0.572 (-0.12 ~ 0.21)

-0.03(0.48)

0.928 (-0.19 ~ 0.12)

-0.11(0.68)

0.401 (-0.33 ~ 0.12)

0.01(0.80)

0.598 (-0.26 ~ 0.27)

  1. Data are presented as mean difference (standard) of leg circumference during T1-T2 between the different treatment groups (cm)
  2. Protocol A, no medical compression stocking (MCS) + natural rest; Protocol B, MCS + natural rest; Protocol C, no MCS + intermittent pneumatic compression (IPC); Protocol D, MCS + IPC
  3. Wilcoxon signed rank test on difference (p < 0.008)