Table 2 Description of the eight overlapped clusters found for 2990 patient of the second step
From: Re-investigation of functional gastrointestinal disorders utilizing a machine learning approach
| Â | Description | Number of samples (%) | Female (%) | Mean age (SD) |
|---|---|---|---|---|
OC1 | Predominant postprandial fullness, average bloating, epigastric and abdominal pain, and low psychological burden | 441(0.15) | 245(0.56) | 36.39(7.21) |
OC2 | Predominance of all lower GI and abdominal pain, average upper GI symptoms and psychological burden | 577(0.19) | 364(0.63) | 36.41(7.51) |
OC3 | Predominant constipation, low other GI symptoms and average psychological burden | 292(0.1) | 206(0.71) | 36.22(7.44) |
OC4 | Moderate GI symptoms and high psychological burden | 533(0.18) | 355(0.67) | 35.45(6.79) |
OC5 | High overall GI symptom with (except diarrhea), and high psychological burden | 260(0.09) | 191(0.73) | 36.83(7.72) |
OC6 | Predominant heartburn and chest pain, low constipation and psychological burden | 250(0.08) | 113(0.45) | 37.4(7.53) |
OC7 | High overall GI symptom (except constipation) with high psychological burden | 271(0.09) | 172(0.63) | 36.24(6.84) |
OC8 | Average Constipation, low other GI symptoms and low psychological factors | 366(0.12) | 168(0.46) | 35.86(7.48) |
P value |  | < .001 | 0.06 | |