Table 1.

Baseline information between the study groups

	Control group (n = 545)	Intervention group (n = 545)
Age*, mean ± SD	30.8 ± 10.19	28.7 ± 9.18
Male, %	32.8	29.7
Education (years), M ± SD	16.7 ± 3.07	16.5 ± 3.05
Nonmedical*, %	42.8	23.9
Married*, %	46.1	35.6
Rural region*, %	9.4	13.8
Never-smoker, ex-smoker, %	90.3, 2.8	90.3, 2.0
EHI, mean ± SD	80.2 ± 36.80	77.4 ± 41.75
Right hander#, %	87.0	85.3
Meditation experience, %	18.0	17.8
Meditation (month), mean ± SD	2.1 ± 8.41	2.1 ± 10.48
FFMQ total score	48.0 ± 4.87	47.6 ± 5.40
Face-touching frequency at baseline, mean ± SD
Overall face*	15.3 ± 16.25	18.7 ± 20.26
T-zone	4.5 ± 5.56	5.4 ± 7.68
Non-T-zone*	10.8 ± 12.06	13.2 ± 14.90
Reported T-zone touching at baseline, %	80	81.1

Face-touching frequency: the total times of face touching (including the eyes, nose, mouth, ears, cheeks, chin, neck, forehead, and hair) during a 60-min period before intervention; Overall face: including the eyes, nose, mouth, ears, cheeks, chin, neck, forehead, and hair; T-zone the mucus membranes of the eyes, nose, and mouth, Non-T-zone the ears, cheeks, chin, neck, forehead, and hair

FFMQ The five-facet mindfulness questionnaire

^*p < 0.05

^#The Edinburgh Handedness Inventory (EHI) was used to assess handedness