Table 3: STAI and CES-D scores by intervention and control groups.

T1T2T3T4Effect size
Mean (SD)95% CIMean (SD)95% CIMean (SD)95% CIMean (SD)95% CI 95% CI

STAI (state) (20–80)
 Intervention ( )52.5 (11.3) 48.87–56.2144.8 (11.7)40.98–48.5641.1 (10.6)37.62–44.4938.4 (11.2)34.75–42.022.9541.29–47.090.0910.001
 Control ( )49.3 (11.2)44.98–53.6643.8 (10.6)39.66–47.8542.7 (9.9)38.86–46.5739.3 (9.2)35.77–42.8740.35–47.20

STAI (trait) (20–80)
 Intervention ( )45.7 (11.5)42.01–49.4843.8 (11.0)40.20–47.3441.4 (12.1)37.48–45.3440.1 (10.7)36.60–43.512.8339.82–45.670.0970.000
 Control ( )42.9 (11.4)38.47–47.3142.9 (9.8)39.04–46.6843.3 (9.1)39.73–46.7740.9 (9.6)37.17–44.6239.03–45.92

CES-D (0–60)
 Intervention ( )17.0 (11.4)13.30–20.7013.5 (11.3)9.80–17.1212.1 (10.5)8.66–15.4410.0 (8.1)7.40–12.610.7110.64–15.620.530.000
 Control ( )15.1 (11.5)10.66–19.5614.4 (8.2)11.24–17.6213.1 (9.9)9.31–16.989.3 (6.9)6.67–12.0410.07–15.95