Table 2 Mean time to cancer identification and primary site of malignancy among ESKD patients.

From: Epidemiological characteristics of cancers in patients with end-stage kidney disease: a Korean nationwide study

Cancer sites

Event, n (%)

Time to identification of cancer, years, mean (SD)

PY

IR per 10,000

95% CI

Specific sites

Event, n (%)

All sites

3292 (5.6)

3.29 (1.90)

197,199

166.9

161.2–172.6

Digestive tract

1380 (41.9)

3.23 (1.91)

200,284

68.9

65.3–72.5

Stomach

333 (24.1)

Colorectal

436 (31.6)

Liver

348 (25.2)

Pancreaticobiliary

221 (16.0)

Other GI tract

42 (3.1)

Urinary tract

367 (11.2)

3.46 (1.91)

201,766

18.2

16.3–20.1

Kidney

227 (61.9)

Bladder

115 (31.3)

Ureter

24 (6.5)

Urethra and other

1 (0.3)

Respiratory tract

427 (13.0)

3.15 (1.77)

202,070

21.1

19.1–23.1

Lung

417 (97.7)

Larynx, Trachea

10 (2.3)

Reproductive

283 (8.6)

3.45 (1.91)

201,965

14.0

12.4–15.6

Cervix

57 (20.1)

Uterine

21 (7.4)

Ovary

31 (11.0)

Prostate

160 (56.5)

Others

14 (5.0)

Head and neck

96 (2.9)

3.44 (1.95)

202,358

4.7

3.8–5.7

Oral cavity, lip, pharynx

55 (57.3)

Others

41 (42.7)

Hematologic

134 (4.1)

3.15 (1.85)

202,298

6.6

55.0–77.5

Multiple myeloma

52 (38.8)

Lymphoma

44 (32.8)

Others

38 (28.4)

Endocrine

154 (4.7)

3.57 (2.12)

202,124

7.6

6.4–8.8

Thyroid

144 (93.5)

Others

10 (6.5)

Other organs

451 (13.7)

3.30 (1.88)

201,675

22.4

20.3–24.4

Breast

133 (29.5)

Skin

167 (37.0)

Others

151 (33.5)

  1. ESKD, end-stage kidney disease; SD, standard deviation; PY, person-years; IR, incidence rate; CI, confidence interval; GI, gastrointestinal.