Table 2 Study 2: Comparison of participants versus non-participants in the mindfulness trial

Age, median in years

23.0

23.0

23.2^b

.92

Female sex, n (%)

160 (76.9%)

131 (78.4%)

29 (70.7%)

.31

Psychological distress, median score (SD)^#

0.32

0.36

0.21^b

.001*

Cognitive styles, mean/median scores (SD)

 Worrying (range 12–60)^#

34.0

35.0

29.0^c

.002*

 Rigidity (range 14–70)

36.2 (5.6)

35.9 (5.6)

37.4 (5.4)^c

−1.5 [−3.5;0.52]

.15

0.27

 Need for approval (range 7–35)

23.5 (4.1)

23.7 (4.2)

22.8 (3.9)^c

0.93 [−0.54;2.4]

.21

0.23

 Emotional irresponsibility (range 7–35)

22.1 (3.7)

22.0 (3.8)

22.5 (3.3)^c

−0.54[−1.9;0.78]

.42

0.15

 Problem avoidance (range 10–50)

23.5 (5.2)

23.9 (5.3)

21.3 (4.1)^c

2.7 [0.83;4.5]

.005*

0.56

Mindfulness skills, mean total score (SD), range 39-195

131.3 (14.5)

129.8 (14.6)

137.7 (12.5)^d

−7.9 [−13.0;-2.9]

.002*

0.58