Table 3.

Risk of endometrial cancer in relation to other medical conditions

	N cases	N controls	Age and BMI adjusted OR*(95%CI)
Bladder or urinary infections
No	221	203	1.0 (ref.)
Yes	247	263	0.8 (0.6–1.1)
Anemia
No	350	315	1.0 (ref.)
Yes	116	148	0.6 (0.5 – 0.9)
Depression
No	380	379	1.0 (ref.)
Yes	86	84	0.8 (0.6 – 1.2)
Migraine headaches
No	386	380	1.0 (ref.)
Yes	80	85	0.9 (0.7 – 1.3)
Ovarian cysts
No	397	408	1.0 (ref.)
Yes	70	56	1.3 (0.9 – 1.9)
Endometriosis
No	431	440	1.0 (ref.)
Yes	36	23	1.5 (0.8 – 2.6)
Rheumatoid arthritis
No	441	425	1.0 (ref.)
Yes	27	35	0.7 (0.4 – 1.2)
Hyperthyroidism or Grave’s disease
No	436	439	1.0 (ref.)
Yes	27	26	1.2 (0.7 – 2.1)
Crohn’s disease
No	444	445	1.0 (ref.)
Yes	22	18	1.1 (0.6 – 2.3)

^*adjusted for age (linear spline) and BMI (4 categories)