Testicular cancer among Saudi adults: Hands on a nationwide Cancer Registry over 10 years

Figures & data

Table 1. Socio-Demographic profile of the participants (n = 869).

Age Groups (yr)
18–19	37	4.3
20–24	168	19.3
25–29	216	24.9
30–34	156	18
35–39	104	12
40–44	66	7.6
45–49	52	6
50–54	33	3.8
55–59	7	0.8
60–64	7	0.8
65–69	5	0.6
70+	18	2.1
Marital Status
Single	394	45.3
Married	471	54.2
Divorced	4	0.5
Place of Residency
Central Region	326	37.5
Eastern Region	184	21.2
Northern Region	56	6.4
Western Region	214	24.6
Southern Region	89	10.2

Table 2. Tumour profile.

Tumor Profile (n = 869)	n	%
Primary Site
Descended Testis	842	96.9
Undescended testis	27	3.1
Histopathology Subtype
Seminoma	389	44.8
Mixed germ cell tumor	291	33.5
Embryonal carcinoma	73	8.4
Teratoma	53	6.1
Yolk sac tumor	23	2.6
Testicular choriocarcinoma	14	1.6
Leydig cell tumors	3	0.3
Sarcoma	23	2.6
Stage
Stage I	639	73.5
Stage II	71	8.2
Stage III	159	18.3
Lateralization
Right	475	54.7
Left	368	42.3
Bilateral	26	3
Year of Diagnosis
2008	66	7.59
2009	69	7.94
2010	70	8
2011	78	8.97
2012	81	9.32
2013	89	10.24
2014	96	11.04
2015	99	11.39
2016	106	12.19
2017	115	13.23

Figure 1. (a) Incidence of testicular cancer In Saudi Arabia over the years per 100,000. (b) Incidence of testicular cancer in Saudi Arabia over the years.

Figure 2. (a) Survival analysis according to the age groups (b) Survival analysis according to the Histopathology Groups. (c) Survival analysis according to the histopathological subtypes (d) Survival analysis according to the tumor stage.

Figure 3. Association between histopathology groups (non-germ cell tumors, seminoma, nonseminoma tumors) and age (in years).

Figure 4. Association between histopathology groups (seminoma, nonseminoma tumors, non-germ cell tumors) and age groups (in years).

Table 3. Kaplan–Meier survival analysis across different factors.

Factor	Estimated Survival(Months)	Standard Deviationof Error	p-value
Histopathology Group			0.04
Seminoma	85.1	1.278
Nonseminoma	85.9	2.951
Non-germ cell tumor	52.0	3.951
Stage of Tumor			<0.001
Stage 1	96.4	0.860
Stage 2	78.9	2.553
Stage 3	66.7	4.11

Table 4. Deceased versus alive according to the stage of tumor.

Status	Stage 1 (n)	Stage 2 (n)	Stage 3 (n)	p-Value
Dead	12	3	31	<0.001
Alive	626	68	128
Total	639	71	159