Table 3

Results of one sample t-tests of mean METS and %MHR compared to recommended constant minimums

Variable

Comparison value

Difference between mean and comparison value

Standard Deviation

t statistic

P value

Mean %MHR* across entire yoga session (n = 18)

55% MHR [13]

-5.6

12.24

-14.38

< 0.0001

Mean %MHR* during sun salutation portion of yoga session (n = 18)

55% MHR [13]

-0.17

11.77

-0.30

0.7664

Mean METs across entire yoga session (n = 20)

3.0 METs [12]

-0.54

0.83

-20.81

< 0.0001

Mean METs during sun salutation portion of yoga session (n = 20)

3.0 METs [12]

-0.09

0.78

-2.80

< 0.0053

Note: *All values for MHR based on n = 18. Values for METs based on n = 20. MHR = Maximum predicted heart rate; METs = Metabolic equivalents;

Hagins et al. BMC Complementary and Alternative Medicine 2007 7:40   doi:10.1186/1472-6882-7-40