Table 2.

Distribution of childhood cancer types by year of admission, child’s sex, and age cancer types were classified based on the international childhood cancer classification (Steliarova-Foucher et al., 2005)

Cancer types	Total (n = 216)	Year of admission				Child’s sex		Child age
		2016/17	2018/19	2020/21	2022/23	Male	Female	0–3 years	4–7 years	8–15 years
		(n = 15)	(n = 36)	(n = 83)	(n = 82)	(n = 135)	(n = 81)	(n = 104)	(n = 70)	(n = 42)
		n (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)
Retinoblastoma	65 (30.1)	4 (26.7)	7 (19.4)	27 (32.5)	27 (32.9)	37 (27.4)	28 (34.6)	47 (45.2)	16 (22.9)	2 (4.8)
Germ cell tumors, trophoblastic tumors, and neoplasms of gonads	2 (0.9)	0 (0)	0 (0)	1 (1.2)	1 (1.2)	2 (1.5)	0 (0)	2 (1.9)	0 (0)	0 (0)
Lymphomas and reticuloendothelial neoplasms	50 (23.1)	4 (26.7)	15 (41.7)	16 (19.3)	15 (18.3)	37 (27.4)	13 (16.0)	16 (15.4)	16 (22.9)	18 (42.9)
Hepatic tumors	4 (1.9)	2 (13.3)	0 (0)	1 (1.2)	1 (1.2)	2 (1.5)	2 (2.5)	2 (1.9)	2 (2.9)	0 (0)
Leukemias, myeloproliferative diseases, and myelodysplastic diseases	31 (14.4)	0 (0)	4 (11.1)	9 (10.8)	18 (22.0)	23 (17.0)	8 (9.9)	6 (5.8)	14 (20.0)	11 (26.2)
Malignant bone tumors	3 (1.4)	0 (0)	0 (0)	3 (3.6)	0 (0)	2 (1.5)	1 (1.2)	1 (1.0)	1 (1.4)	1 (2.4)
Neuroblastoma and other peripheral nervous cell tumors	15 (6.9)	2 (13.3)	1 (2.8)	8 (9.6)	4 (4.9)	9 (6.7)	6 (7.4)	2 (1.9)	8 (11.4)	5 (11.9)
Renal tumors	34 (15.7)	1 (6.7)	8 (22.2)	12 (14.5)	13 (15.9)	19 (14.1)	15 (18.5)	22 (21.2)	8 (11.4)	4 (9.5)
Soft tissue and other extraosseous sarcomas	11 (5.1)	2 (13.3)	1 (2.8)	6 (7.2)	2 (2.4)	3 (2.2)	8 (9.9)	5 (4.8)	5 (7.1)	1 (2.4)
Other and unspecified malignant neoplasms	1 (0.5)	0 (0)	0 (0)	0 (0)	1 (1.2)	1 (0.7)	0 (0)	1 (1.0)	0 (0)	0 (0)