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Table 2 Comparison between Yoga and control groups at 8 weeks

From: Yoga for managing knee osteoarthritis in older women: a pilot randomized controlled trial

 

Control (n = 18)

Yoga (n = 18)

Difference

 
 

Baseline mean(SD)

8 weeks adjusted mean(SE)

Baseline mean(SD)

8 weeks adjusted mean(SE)

At 8 weeks mean(SE)

p-value1

WOMAC

      

Total

39.2(19.1)

39.3(3.0)

49.5(15.8)

31.0(3.0)

8.3(4.3)

.06

Pain

7.7(4.2)

8.3(.67)

9.3(4.0)

5.8(.67)

2.5(.96)

.01

Stiffness

4.3(2.0)

4.7(.28)

5.2(1.4)

3.4(.28)

1.3(.41)

.002

Function

27.1(15.2)

26.2(2.3)

35.0(11.8)

22.0(2.3)

4.2(3.3)

.21

SPPB

      

Global

8.4(3.1)

9.0(.37)

9.2(2.2)

10.0(.37)

−1.0(.52)

.06

Repeated chair stands

2.1(1.4)

2.0(.23)

2.4(1.4)

2.8(.23)

-.78(.37)

.03

Balance

3.3(1.1)

3.8(.13)

3.6(.98)

3.8(.13)

-.04(.19)

.83

8″ Walk

3.0(1.1)

3.1(.16)

3.3(.67)

3.5(.16)

-.75(.32)

.16

PSQI

      

PSQI Total

5.4(2.8)

6.1(.52)

6.5(4.2)

5.0(.52)

1.1(.73)

.15

Sleep quality

.89(.96)

.90(.13)

1.1(.64)

.66(.13)

.24(.18)

.20

Sleep latency

1.0(.91)

.81(.15)

1.2(.99)

1.1(.15)

-.25(.21)

.25

Sleep duration

.28(.46)

.39(.15)

.44(.71)

.16(.15)

.23(.21)

.29

Sleep disturbance

1.4(.51)

1.5(.15)

1.7(.46)

1.4(.15)

.18(.21)

.41

Use sleep meds

.61(1.1)

.80(.19)

.67(1.2)

.70(.19)

.10(.26)

.70

Sleep efficiency

.67(1.0)

.60(.18)

.61(1.1)

.45(.18)

.15(.26)

.56

SF-12

      

MCS

53.4(4.8)

51.7(1.2)

51.0(5.7)

49.7(1.2)

1.5(1.7)

.39

PCS

33.9(4.4)

38.7(1.0)

39.5(6.2)

38.0(.98)

.69(1.5)

.65

Cantril ladder

      

Current

7.3(1.3)

7.7(.37)

6.9(7.8)

7.5(.37)

.15(.52)

.78

In 5 years

6.9(2.2)

7.8(.32)

7.3(1.6)

7.2(.32)

.64(.45)

.16

BMI

28.9(5.8)

28.9(.16)

29.2(5.0)

28.7(.16)

.21(.22)

.36

  1. 1ANCOVA comparing 8 week results with 8 weeks means adjusted for baseline, adjusted mean (SE) reported. WOMAC = Western Ontario and McMaster Universities Osteoarthritis Index; SPPB = Short Physical Performance Battery; PSQI = Pittsburgh Sleep Quality Index; SF-12 = Health related Short Form 12; PCS = physical component summary; MCS = mental component summary; Cantril Ladder (quality of life scale).