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Table 3 Outcome comparisons between patients with Kellgren and Lawrence grades 2 and 3

From: Depression negatively affects patient-reported knee functional outcome after intraarticular hyaluronic acid injection among geriatric patients with knee osteoarthritis

 

Baseline

2 months

4 months

6 months

M (SD)

t (p)

M (SD)

t (p)

M (SD)

t (p)

M (SD)

t (p)

Grade 2

Grade 3

Grade 2

Grade 3

Grade 2

Grade 3

Grade 2

Grade 3

STAIa

18.94 (9.55)

23.29 (7.02)

1.93 (0.06)

16.92 (9.61)

25.05 (10.21)

3.25 (0.002)

17.78 (9.21)

23.95 (9.48)

2.57 (0.01)

17.49 (7.15)

22.55 (9.59)

2.50 (0.02)

Geriatric Depression Scale

2.36 (2.32)

3.86 (2.54)

2.53 (0.01)

2.41 (2.30)

4.25 (2.22)

3.14 (0.002)

2.41 (1.87)

4.30 (2.90)

2.73 (0.01)

2.34 (1.85)

4.15 (2.87)

2.64 (0.01)

VAS

4.23 (2.43)

5.14 (2.10)

1.55 (0.13)

2.70 (1.85)

3.90 (2.00)

2.48 (0.02)

3.59 (1.98)

4.20 (1.88)

1.20 (0.24)

4.08 (2.17)

4.80 (2.46)

1.23 (0.22)

IKDC

55.48 (13.58)

47.90 (9.26)

2.91 (0.01)

58.89 (11.81)

50.15 (11.08)

2.92 (0.004)

56.69 (11.84)

48.40 (11.30)

2.74 (0.01)

55.34 (11.55)

46.80 (12.36)

2.81 (0.01)

WOMAC pain

4.33 (4.09)

4.81 (3.53)

0.48 (0.63)

2.78 (2.55)

4.90 (4.12)

2.18 (0.04)

3.92 (3.11)

5.30 (4.13)

1.58 (0.12)

4.17 (3.56)

5.70 (4.17)

1.59 (0.12)

WOMAC stiffness

1.41 (1.73)

2.19 (1.44)

1.89 (0.06)

1.08 (1.42)

1.40 (1.31)

0.90 (0.37)

1.24 (1.47)

1.70 (1.38)

1.24 (0.22)

1.37 (1.50)

2.25 (1.41)

2.30 (0.02)

WOMAC physical function

13.17 (13.40)

19.33 (14.42)

1.81 (0.07)

9.24 (8.36)

17.15 (11.82)

3.32 (0.001)

11.31 (9.35)

17.80 (11.99)

2.49 (0.02)

12.46 (10.15)

17.90 (12.62)

1.95 (0.06)

WOMAC total score

18.91 (18.14)

26.33 (16.12)

1.68 (0.10)

13.13 (11.18)

23.45 (14.65)

3.33 (0.001)

16.47 (13.07)

24.80 (14.55)

2.39 (0.02)

17.98 (14.36)

25.85 (15.47)

2.08 (0.04)

  1. VAS, Visual Analogue Scale; DM, diabetes mellitus; IKDC, The International Knee Documentation Committee Questionnaire; WOMAC, Western Ontario and McMaster University Osteoarthritis Index
  2. Significant differences are shown in bold
  3. aState and Trait Anxiety Inventory; only the state scale was used