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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: Int J Med Inform. 2020 Oct 22;145:104308. doi: 10.1016/j.ijmedinf.2020.104308

Table 4.

Distribution of the categorical answers for the base questions.

Question Value Frequency Question Value Frequency
Q1 Yes 284 Q19 Peritoneum 9
No 47 Ovary 1
Vagina 2
Bladder 3
Pelvic 1
Prostate 2

Q2 Yes 307 Q22 Yes 2
No 23 No 329

Q3 Yes 38 Q24 Transverse colon 27
No 267 Hepatic flexure 9
Cecum 52
Descending colon 12
Sigmoid colon 11
Ascending colon 62
Splenic flexure 8

Q5 Yes 319 Q26 Present 15
No 11 Absent 5

Q7 Yes 319 Q27 Signet ring cell adenocarcinoma 4
No 11 Signet ring cell carcinoma 2
High grade neuroendocrine carcinoma 1
Mucinous adenocarcinoma 19
No residual carcinoma 3
Adenocarcinoma 306
Medullary carcinoma 3
Squamous cell carcinoma 1

Q8 Yes 275 Q28 Low 252
No 6

Q10 Positive 1 Q30 Yes 11
Negative 3 No 320

Q12 Oxaliplatin 74 Q32 PT4a 24
Fluorouracil 77 PT4b 21
Leucovorin 66 PT3 157
Cetuximab 3 PT1 43
PT0 86

Q13 Yes 17 Q33 PN1 86
No 314 PN0 196
PN2 40
PNx 9

Q16 Bowel resection 208 Q35 Absent 214
Local excision 84 Present 117
Biopsy 1

Q17 Laparoscopy 52 Q37 Absent 328
Open approach 237 Present 3