Table 1.

Demographic Matching of Control and Transcendental Meditation^® (TM) Groups for Microarray Analysis.

Demographic Variables	Control Group	TM Group
n	6	6
Age (years ± SD)	65.0 ± 4.9	64.5 ± 5.4
Sex (number of males)	4	5
Non-vegetarians (number of)	5	5
Non-smokers (number of)	6	6
Non-drinkers (number of)	6	6
Moderate exercisers (number of)	6	6
Subjective SES * (mean)	3.0	3.1

* Subjective socioeconomic status (SES), using a 5-point scale from 1 for “lower class” to 5 for “upper class”.