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Table 3 Comparison of clinical results in both implant groups at each time point and accompanying P values

From: Short-term clinical and radiological results of two different design metaphyseal fitting femoral stems in total hip arthroplasty: a prospective, randomized trial

 

Preoperatively

Postoperatively

3 m

6 m

1 y

2 y

Group A

Group B

P value

Group A

Group B

P value

Group A

Group B

P value

Group A

Group B

P value

Group A

Group B

P value

WOMAC score

WP

14.6 (3.14)

14.11 (3.24)

0.524

2.91 (3.28)

3.13 (3.53)

0.963

1.44 (1.88)

1.38 (2.07)

0.506

0.62 (0.91)

0.6 (0.94)

0.801

0.44 (0.62)

0.36 (0.57)

0.492

WS

6 (1.6)

6.16 (1.65)

0.724

1.49 (1.36)

1.44 (1.49)

0.734

0.93 (0.86)

0.84 (0.85)

0.626

0.76 (0.8)

0.71 (0.84)

0.725

0.76 (0.53)

0.62 (0.58)

0.228

WPh

45.82 (9.74)

46.09 (11.78)

0.698

11.2 (4.56)

11.07 (5.29)

0.852

8.67 (3.78)

8.8 (4.54)

0.887

7.29 (2.98)

7.07 (3.06)

0.836

7 (2.71)

6.51 (2.74)

0.489

WT

66.42 (13.4)

66.36 (15.71)

0.872

15.6 (7.84)

15.64 (9.28)

0.853

11.04 (5.53)

11.02 (6.53)

0.759

8.67 (3.97)

8.38 (4.2)

0.694

8.2 (3.13)

7.49 (3.23)

0.336

SF-36 score

PF

21.56 (13.31)

22.44 (13)

0.98

81.33 (20.04)

77.33 (22.07)

0.305

88.2 2(8.27)

86.67 (8.53)

0.404

88.22 (8.27)

86.67 (8.53)

0.404

88.22 (8.27)

86.67 (8.53)

0.404

RP

25.56 (27.95)

18.89 (25.09)

0.234

76.67 (12.39)

77.22 (11.7)

0.84

82.78 (12.86)

83.33 (14.1)

0.787

82.78 (12.86)

84.44 (14.39)

0.497

82.78 (12.86)

84.44 (14.39)

0.497

BP

18.9 (13.48)

18.29 (13.89)

0.646

95.17 (7.86)

94.61 (8.29)

0.762

96.67 (6.31)

96.11 (6.96)

0.743

96.67 (6.31)

96.11 (6.96)

0.743

96.67 (6.31)

96.11 (6.96)

0.743

GH

60 (17.25)

59.02 (18.46)

0.842

77.56 (13.38)

76.56 (13.73)

0.756

79.33 (11.41)

78.56 (12.04)

0.812

80 (11.13)

79.33 (11.95)

0.873

80 (11.13)

79.33 (11.95)

0.873

VT

45.44 (19.65)

45.89 (20.04)

0.675

74.22 (11.58)

73.89 (10.49)

0.869

76.67 (11.18)

76.78 (10.71)

0.706

77 (11.05)

76.11 (10.97)

0.728

77.22 (10.9)

79.56 (10.7)

0.774

SF

32.5 (18.73)

32.78 (15.61)

0.752

83.89 (13.75)

82.22 (12.92)

0.509

87.78 (12.92)

86.94 (13.31)

0.792

87.78 (12.92)

87.5 (13.33)

0.969

87.78 (12.92)

87.5 (13.33)

0.969

RE

42.99 (39.25)

45.92 (40.39)

0.588

86.68 (17.97)

86.68 (16.5)

0.901

88.16 (16.12)

87.42 (16.33)

0.832

88.16 (16.12)

87.42 (16.33)

0.832

88.16 (16.12)

87.42 (16.33)

0.832

MH

56.71 (17.34)

58.04 (20.99)

0.522

77.6 (13.95)

79.56 (13.81)

0.489

79.29 (13.49)

80.27 (13.55)

0.72

79.73 (13.39)

80.44 (13.65)

0.742

79.73 (13.39)

80.44 (13.65)

0.742

HHS

 

46.63 (11.2)

48.8 (12.35)

0.384

91.49 (6.89)

92.34 (8.72)

0.112

95.01 (3.26)

95.79 (3.82)

0.178

95.38 (3)

96.05 (3.53)

0.18

95.38 (2.98)

96.03 (3.56)

0.189

  1. Data presented as mean values (SD)
  2. SD standard deviation, m month, y year(s), HHS Harris Hip Score, WOMAC Western Ontario and McMaster Universities Arthritis Index, WP WOMAC Pain, WS WOMAC Stiffness, WPh WOMAC Physical Function, WT WOMAC Total, PF physical functioning, RP role limitations due to physical health problems, BP bodily pain, GH general health, VT vitality, SF social functioning, RE role limitations due to emotional problems, MH mental health