Table 2

Descriptive summaries* for primary and secondary outcomes

TCBT
n=186
WCBT
n=185
TAU
n=187
All
n=558
MeanSDnMeanSDnMeanSDnMeanSDn
IBS-SSS
 Baseline272.395.5186264.299.3185258.591.6187265.095.5558
 3 months174.098.6148179.1104.2138236.597.1141196.3103.7427
 6 months154.992.0145170.3104.9128212.7104.8135178.8103.2408
 12 months139.094.8136163.0108.8124205.6100.5131168.9104.8391
WSAS
 Baseline12.38.818613.09.318512.47.418712.58.5558
 3 months8.47.81499.48.213812.18.21409.98.2427
 6 months7.07.81467.67.512710.58.11358.37.9408
 12 months6.07.51387.47.712410.89.31328.18.5394
HADS distress
 Baseline16.16.918617.07.318516.06.418716.46.9558
 3 months13.56.614713.46.913615.67.413914.17.0422
 6 months12.46.712312.76.911515.27.312013.47.1358
 12 months12.26.512012.77.411715.07.211313.37.1350