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Table 5 Feature comparison between models based on data from the UK Biobank and INVICTA questionaries. It should be noted that certain features are absent in the INVICTA dataset due to their non-inclusion in the patient questionnaire, either in the specified format or any other form that would enable a direct match with corresponding features in the UK Biobank data

From: Evaluating the risk of endometriosis based on patients’ self-assessment questionnaires

Feature

UK Biobank

INVICTA

length of menstrual cycle

0

12

age at first live birth

1

Not available in the data

n92 - excessive, frequent and irregular menstruation

2

Not selected to the modelling

number of live births

3

16

n83 - noninflammatory disorders of ovary, fallopian tube and broad ligament

4

Not available in the data

stomach/abdominal pain for 3+ months

5

Not selected to the modelling

source of report of k58 (irritable bowel syndrome)

6

Not available in the data

UK Biobank assessment centre

7

Not available in the data

pelvic inflammatory first

8

<20

n94 - pain and other conditions associated with female genital organs and menstrual cycle

9

4

degree bothered by menstrual cramps

10

4

year of birth

11

15

estrogen exposure

12

Not available in the data

n97 - female infertility

13

3

n81 - female genital prolapse

14

Not available in the data

irregular cycle

15

Not selected to the modelling

n84 - polyp of female genital tract

16

Not selected to the modelling

n73 - other female pelvic inflammatory diseases

17

<20

o70 - perineal laceration during delivery

18

Not available in the data

n85 - other noninflammatory disorders of uterus except cervix

19

Not available in the data

body mass index (BMI)

20

6