Table 3 Levels of mental distress and life quality scores at baseline and follow-ups, and drop-out rate at 6 month follow-up

 Baseline (n = 97)

Median (IQR^a)

1.8 (1.4–2.2)

2.1 (1.5–2.6)

0.044^b

 6 weeks (n = 73)

Median (IQR^a)

1.6 (1.3–2.3)

1.9 (1.4–2.3)

0.680^b

 6 months (n = 45)

Median (IQR^a)

1.6 (1.4–1.7)

1.8 (1.5–2.1)

0.253^b

 Baseline (n = 97)

Median (IQR^a)

63 (53–70)

53 (43–63)

0.062^b

 6 weeks (n = 73)

Median (IQR^a)

63 (50–70)

63 (53–70)

0.802^b

 6 months (n = 45)

Median (IQR^a)

70 (67–77)

63 (53–70)

0.037^b

 6 weeks (n = 125)

n (%)

3 (10)

10 (11)

0.934^c

 6 months (n = 125)

n (%)

4 (13)

35 (37)

0.015^c