Table 2.

CRC-specific Survival by Patients’ Demographic Characteristics (2009–2017)

	1-year			3-year		5-year
Overall	N	%	(95% CI)	%	(95% CI)	%	(95% CI)
	1012	83.09	(80.44, 85.41)	65.0	(61.39, 65.77)	52.0	(46.35, 57.24)
Diagnosis period*
2009–2011	288	83.76	(78.79, 87.66)	65.17	(59.88, 72.16)	51.89	(44.44, 58.82)
2012–2014	395	81.16	(76.61, 84.91)	62.91	(54.87, 69.91)	–	–
2015–2017	329	84.08	(79.01, 88.02)	65.16	(48.59,77.56)	–	–
Age
≤ 40	40	77.28	(59.33, 88.05)	61.47	(37.19, 78.71)	30.73	(1.91, 70.36)
41–50	68	94.82	(84.75, 98.31)	65.77	(46.36, 79.59)	50.74	(27.00, 73.25)
51–60	186	86.71	(80.26, 91.17)	68.57	(59.45, 80.44)	60.28	(43.75, 73.36)
61–70	288	89.87	(85.98, 93.96)	69.61	(61.35, 76.44)	63.41	(53.65, 71.64)
71–80	237	79.27	(73.00, 84.24)	67.17	(58.72, 74.26)	46.17	(33.91, 57.59)
≥ 81	193	67.66	(59.83, 74.30)	47.40	(37.27, 56.85)	35.91	(24.37, 57.56)
Gender
Female	430	82.26	(78.05, 84.93)	61.34	(54.80, 67.03)	51.14	(43.01, 58.68)
Male	582	83.73	(80.16, 86.71)	67.83	(60.01, 71.57)	53.38	(45.32, 67.78)
Marital status*
Single	55	90.58	(76.57, 96.40)	61.96	(31.07, 82.19)	24.78	(4.10, 54.37)
Married	748	82.35	(79.23, 85.05)	65.43	(60.56, 68.53)	53.97	(47.77, 59.76)
Widowed/divorced	57	80.54	(64.61, 89.83)	47.13	26.23, 65.51)	–	–
Unknown	142	82.40	(74.55, 88.02)	63.82	(48.89, 75.43)	58.50	(41.19, 72.32)
Nationality*
Saudi	936	82.52	(79.73, 84.96)	65.01	(60.61, 67.89)	52.54	(46.77, 57.98)
Non-Saudi	76	88.31	(76.39, 94.42)	61.28	(37.06, 78.53)	–	–

* Indicate no pateints alive to calcuate survival rate for survival year period

* Indicate no pateints alive to calcuate survival rate for survival year period