Table 2 Results of ANCOVAs examining group differences on primary and secondary variables at pre, post and 20 week follow up

 CBT

29.80 (11.40)

10.89 (6.19)

9.33 (7.89)

 TAU

28.53 (12.21)

25.40 (10.31)

29.17***

1.66 (0.83, 2.49)

24.34 (13.54)

18.43***

1.34 (0.54, 2.13)

 CBT

45.40 (6.26)

33.87 (6.88)

36.20 (10.77)

 TAU

48.86 (11.20)

50.46 (12.22)

28.67***

1.63 (0.80, 2.45)

45.67 (14.15)

2.95

0.73 (− 0.01, 1.47)

 CBT

12.13 (3.58)

8.73 (3.58)

8.06 (3.03)

 TAU

12.26 (3.84)

11.93 (4.38)

5.89*

0.78 (0.04, 1.52)

11.06 (4.74)

11.16**

0.73 (− 0.01, 1.47)

 CBT

17.06 (5.62)

12.53 (6.18)

11.26 (4.51)

 TAU

18.80 (6.57)

17.67 (7.05)

3.92*

0.75 (0.01, 1.49)

16.80 (5.91)

9.80**

1.03 (0.26, 1.79)

 CBT

36.06 (14.81)

63.13 (14.42)

69.93 (19.64)

 TAU

40.06 (17.35)

44.20 (21.05)

12.73***

1.03 (0.26, 1.79)

49.27 (20.49)

12.28**

1.00 (0.24,1.76)

 CBT

47.39 (18.07)

65.92 (14.66)

63.32 (17.25)

 TAU

43.28 (17.63)

47.74 (19.07)

18.26***

1.04 (0.28, 1.80)

49.33 (21.32)

7.85**

0.70 (−0.03, 1.44)

 CBT

9.00 (3.46)

4.40 (2.09)

4.80 (2.54)

 TAU

9.06 (3.93)

7.87 (2.99)

22.02***

1.31 (0.52, 2.10)

8.20 (3.60)

11.06**

1.06 (0.30,1.83)

 CBT

63.73 (16.41)

59.46 (13.45)

62.26 (20.39)

 TAU

69.40 (12.10)

57.33 (12.48)

15.51**

0.96 (0.20, 1.71)

58.86 (17.31)

0.001

0.17 (−0.54, 0.89)

 CBT

137.29 (34.38)

165.45 (26.30)

164.10 (25.95)

 TAU

146.40 (32.38)

148.25 (32.63)

17.98***

0.57 (−0.16, 1.30)

149.53 (37.84)

8.49**

0.44 (−0.29, 1.16)

 CBT

30.40 (6.04)

28.20 (3.89)

27.93 (3.88)

 TAU

32.13 (4.82)

31.14 (4.78)

2.18

0.66 (−0.09, 1.41)

31.40 (5.96)

3.01

−0.67 (−1.39,0.08)

 CBT

6.76 (3.19)

8.87 (3.54)

8.93 (3.53)

 TAU

6.73 (4.10)

8.73 (4.31)

0.09

−0.46 (−1.19,0.26)

6.81 (3.97)

3.99*

0.55 (−0.18,1.28)

 CBT

9.87 (4.99)

4.20 (3.07)

3.93 (2.96)

 TAU

8.53 (5.22)

7.40 (4.45)

11.27**

0.81 (0.05, 1.53)

7.87 (5.24)

9.75**

0.90 (0.13, 1.62)