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Table 3 Summary of the frequency and distribution of diagnostic components for MetS at baseline (Pre), midway (Mid), and completion (Post) of the 1-year experimental period in Control and Yoga groups

From: Effects of 1-year yoga on cardiovascular risk factors in middle-aged and older adults with metabolic syndrome: a randomized trial

 

Control group (n=98 for PP, n=137 for ITT)

Yoga group (n=84 for PP, n=146 for ITT)

P-value

Effect size

P-value

Effect size

Age

55.7 ± 9.4 (range 37 to 77) years

56.3 ± 8.8 (range 38 to 75) years

(PP)

(PP)

(ITT)

(ITT)

No. of subjects recovered from MetS after 1-yr (i.e., < 3 components)

34

37

0.197

0.061

0.150

0.064

No. of subjects had increased no. of MetS components after 1-yr

13

13

0.026*

0.146

0.020*

0.134

No. of subjects had unchanged no. of MetS component after 1-yr

35

15

No. of subjects had decreased no. of MetS components after 1-yr

50

56

 

Pre

Mid

Post

Pre

Mid

Post

    

No. of subjects had 0 MetS component

0 (0%)

1 (1.0%)

4 (4.1%)

0 (0%)

1 (1.2%)

4 (4.8%)

-

-

-

-

No. of subjects had 1 MetS component

0 (0%)

8 (8.2%)

9 (9.2%)

0 (0%)

10 (11.9%)

11 (13.1%)

-

-

-

-

No. of subjects had 2 MetS components

0 (0%)

25 (25.5%)

21 (21.4%)

0 (0%)

16 (19.1%)

22 (26.2%)

-

-

-

-

No. of subjects had 3 MetS components

55 (56.1%)

26 (26.5%)

32 (32.6%)

50 (59.5%)

35 (41.7%)

26 (31.0%)

-

-

-

-

No. of subjects had 4 MetS components

32 (32.6%)

30 (30.6%)

25 (25.5%)

26 (31.0%)

21 (25.0%)

20 (23.8%)

-

-

-

-

No. of subjects had 5 MetS components

11 (11.2%)

8 (8.2%)

7 (7.1%)

8 (9.5%)

1 (1.2%)

1 (1.2%)

-

-

-

-

No. of subjects had central obesity

93 (94.9%)

77 (78.6%)

80 (81.6%)

76 (90.5%)

66 (78.6%)

54 (64.3%)

0.018**

0.145

0.279

0.378

No. of subjects had high systolic blood pressure

61 (62.2%)

54 (55.1%)

49 (50.0%)

52 (61.9%)

43 (51.2%)

40 (47.6%)

0.497

0.045

0.463

0.358

No. of subjects had high diastolic blood pressure

41 (41.8%)

36 (36.7%)

33 (33.7%)

39 (46.4%)

25 (29.8%)

27 (32.1%)

0.428

0.063

0.491

0.346

No. of subjects had elevated fasting plasma glucose

48 (49.0%)

42 (42.9%)

34 (34.7%)

43 (51.2%)

38 (45.2%)

32 (38.1%)

0.644

0.034

0.512

0.359

No. of subjects had elevated fasting plasma triglycerides

72 (73.5%)

60 (61.2%)

60 (61.2%)

52 (61.9%)

48 (57.1%)

42 (50.0%)

0.758

0.019

0.372

0.362

No. of subjects had low plasma HDL-cholesterol

67 (68.4%)

55 (56.1%)

55 (56.1%)

57 (67.9%)

46 (54.8%)

44 (52.4%)

0.580

0.035

0.479

0.350

  1. According to the diagnostic guideline of NCEP ATP III criteria, an individual is diagnosed with MetS when acquiring three or more of following conditions: 1) central obesity (waist circumference exceeds 90 cm or 80 cm for Asian male and female, respectively), 2) hypertension (systolic pressure equals to or is greater than 130 mmHg or diastolic pressure equals to or is greater than 85 mmHg), 3) elevated blood glucose (fasting plasma glucose level equals to or is higher than 100 mg/dL), 4) elevated blood triglyceride (blood triglyceride level equals to or exceeds 150 mg/dL), and 5) low level of high-density lipoprotein-cholesterol (HDL-C; level equals or is less than 40 mg/dL for male and 50 mg/dL for female). *Change of no. of MetS components after 1-yr experimental period (increased, unchanged or decreased) was significantly associated with the intervention (yoga or control), **Diagnostic change of the presence of central obesity after 1-yr experimental period (still fulfilled the MetS criterion as central obesity or no longer met with the MetS criterion as central obesity) was significantly associated with the intervention (yoga or control) according to our Chi-square analysis. PP; per protocol analysis, ITT; intention-to-treat analysis.