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Table 2 Pair-wise comparison of the dynamic stability and postural hsway parameters between groups

From: Dynamic postural control in women athletes with and without nonspecific low back pain with high and low pain-related anxiety- A case-control study

Outcome

Group

SVJ

mean (SD)

DVJ

mean (SD)

Pairwise comparison

during SVJ

p-value

Pairwise comparison

during DVJ

p-value

Dynamic stability

TTS vertical (s)

NSLBP-High A

2.08(0.18)

2.94(0.57)

NSLBP-High A /Control

1.00

NSLBP-High A /Control

0.00

NSLBP-Low A

2.09(0.12)

2.47(0.17)

NSLBP-Low A /Control

1.00

NSLBP-Low A /Control

0.35

Control

2.08(0.18)

2.40(0.12)

NSLBP-High A/ NSLBP-Low A

1.00

NSLBP-High A/ NSLBP-Low A

0.02*

TTS- AP (s)

NSLBP-High A

2.49(0.15)

3.38(0.13)

NSLBP-High A /Control

1.00

NSLBP-High A /Control

0.00*

NSLBP-Low A

2.52(0.11)

3.03(0.95)

NSLBP-Low A /Control

1.00

NSLBP-Low A /Control

0.00*

Control

2.15(1.0)

2.41(0.12)

NSLBP-High A/ NSLBP-Low A

1.00

NSLBP-High A/ NSLBP-Low A

0.00*

TTS- Total (s)

NSLBP-High A

2.14(0.15)

2.96(0.57)

NSLBP-High A /Control

1.00

NSLBP-High A /Control

0.00*

NSLBP-Low A

2.17(0.11)

2.50(0.16)

NSLBP-Low A /Control

1.00

NSLBP-Low A /Control

0.22

Control

2.15(1.0)

2.41(0.12)

NSLBP-High A/ NSLBP-Low A

1.00

NSLBP-High A/ NSLBP-Low A

0.02*

Postural sway

COP Mean Velocity (mm/s)

NSLBP-High A

49.34(17.60)

22.26(6.06)

NSLBP-High A /Control

0.67

NSLBP-High A /Control

1.00

NSLBP-Low A

43.59(10.74)

18.26(4.51)

NSLBP-Low A /Control

1.00

NSLBP-Low A /Control

0.12

Control

43.12(12.04)

23.20(8.18)

NSLBP-High A/ NSLBP-Low A

0.78

NSLBP-High A/ NSLBP-Low A

0.29

COP AP (mm)

NSLBP-High A

108.41(49.78)

40.02(18.38)

NSLBP-High A /Control

0.16

NSLBP-High A /Control

0.11

NSLBP-Low A

80.01(47.89)

35.94(17.57)

NSLBP-Low A /Control

1.00

NSLBP-Low A /Control

0.09

Control

74.36(42.99)

56.98(27.68)

NSLBP-High A/ NSLBP-Low A

0.31

NSLBP-High A/ NSLBP-Low A

1.00

COP ML (mm)

NSLBP-High A

34.62(17.02)

19.78(9.75)

NSLBP-High A /Control

1.00

NSLBP-High A /Control

1.00

NSLBP-Low A

30.23(15.29)

22.03(13.10)

NSLBP-Low A /Control

0.44

NSLBP-Low A /Control

1.00

Control

38.60(14.34)

22.87(8.49)

NSLBP-High A/ NSLBP-Low A

1.00

NSLBP-High A/ NSLBP-Low A

1.00

RMS Total (mm)

NSLBP-High A

118.28(47.92)

48.68(17.82)

NSLBP-High A /Control

0.22

NSLBP-High A /Control

0.05*

NSLBP-Low A

90.94(44.52)

46.65(17.65)

NSLBP-Low A /Control

1.00

NSLBP-Low A /Control

0.02*

Control

89.15(38.56)

66.90(25.11)

NSLBP-High A/ NSLBP-Low A

0.28

NSLBP-High A/ NSLBP-Low A

1.00

  1. AP: anteroposterior, COP: center of pressure, DVJ: double-leg vertical drop jump, ML: mediolateral, NSLBP-High A: nonspecific low back pain group with high pain-related anxiety, NSLBP-Low A: nonspecific low back pain group with low pain-related anxiety, RMS: root mean square, SVJ: single-leg vertical jump, TTS: time to stabilization