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Table 3 Descriptive summary of static and dynamic quadriceps muscle strength and thigh girth at the four time-point of study

From: Effectiveness of three modes of kinetic-chain exercises on quadriceps muscle strength and thigh girth among individuals with knee osteoarthritis

  

Groups

OKCE (n = 32)

CKCE (n = 32)

CCE (n = 32)

Variable

Time

Mean ± SD (95% CI)

Mean ± SD (95% CI)

Mean ± SD (95% CI)

SQS (N)

Wk 0

7.02 ± 2.67 (6.05–7.98)

7.26 ± 2.60 (6.33–8.20)

7.46 ± 2.39 (6.59–8.32)

Wk4

8.03 ± 2.65 (7.07–8.99)

8.24 ± 2.50 (7.34–9.14)

9.46 ± 2.73 (8.48–10.44)

Wk8

9.03 ± 2.69 (8.06–10.00)

9.25 ± 2.45 (8.36–10.13)

10.42 ± 2.70 (9.44–11.39)

Wk12

9.97 ± 2.78 (8.97–10.98)

10.25 ± 3.05 (9.15–11.35)

11.41 ± 2.67 (10.45–12.37)

DQS (N)

Wk 0

4.08 ± 0.68 (3.83–4.32)

4.28 ± 0.79 (4.00–4.57)

4.28 ± 0.65 (4.05–4.52)

Wk 4

4.30 ± 0.69 (4.05–4.55)

4.50 ± 0.79 (4.22–4.78)

4.59 ± 0.77 (4.32–4.88)

Wk 8

4.56 ± 0.70 (4.31–4.81)

4.75 ± 0.79 (4.46–5.03)

4.74 ± 0.80 (4.46–5.03)

Wk12

4.75 ± 0.88 (4.44–5.07)

5.00 ± 1.10 (4.60–5.40)

5.11 ± 1.16 (4.69–5.53)

TG (cm)

Wk0

54.90 ± 7.19 (53.31–57.50)

53.19 ± 7.43 (50.51–55.90)

53.63 ± 5.69 (51.57–55.67)

Wk4

55.06 ± 7.13 (52.49–57.63)

53.50 ± 7.33 (50.86–56.14)

54.28 ± 5.62 (52.25–56.31)

Wk8

55.50 ± 7.04 (52.96–58.04)

54.09 ± 7.33 (51.45–56.74)

55.25 ± 5.55 (53.25–57.25)

Wk12

55.91 ± 7.01(53.38–58.43)

54.47 ± 7.30 (51.84–57.10)

55.31 ± 5.70 (53.26–57.37)

  1. SD Standard deviation, Wk week, TG Thigh girth, OKCE Open Kinetic Chain Exercise, CKCE Closed Kinetic Chain Exercise, CCE Combined Kinetic-Chain Exercises, SQS Static quadriceps muscle strength, DQS Dynamic quadriceps muscle strength, TG Thigh girth