group actions thoughts CBT 5 14 CBT 5 11 CBT 4 16 CBT 4 13 CBT 5 12 CBT 3 14 CBT 7 12 CBT 6 15 CBT 6 16 CBT 4 11 BT 4 14 BT 4 15 BT 1 13 BT 1 14 BT 4 15 BT 6 19 BT 5 13 BT 5 18 BT 2 14 BT 5 17 No Treatment Control 4 13 No Treatment Control 5 15 No Treatment Control 5 14 No Treatment Control 4 14 No Treatment Control 6 13 No Treatment Control 4 20 No Treatment Control 7 13 No Treatment Control 4 16 No Treatment Control 6 14 No Treatment Control 5 18