Table 1.

Demographic and clinical characteristics according to the time of cancer diagnosis

Characteristics	Pre-pandemic period (n=934)	Pandemic period (n=1,445)	p-value
Age (yr)	68.0 [58.7–76.0]	67.0 [57.0–76.0]	0.092
Under 65	384 (41.1)	641 (44.4)	0.118
Over 65	550 (58.9)	804 (55.6)
Sex			0.300
Male	560 (60.0)	897 (62.1)
Female	374 (40.0)	548 (37.9)
Residency			0.710
Metropolitan city	403 (43.1)	602 (41.7)
City	266 (28.5)	432 (29.9)
Rural	265 (28.4)	411 (28.4)
Diagnosis pathway			0.791
Screening	345 (36.9)	526 (36.4)
Non-screening	589 (63.1)	919 (63.6)
Anatomical site			0.105
Colon	522 (55.9)	804 (55.6)
Rectosigmoid colon	124 (13.3)	155 (10.7)
Rectum	288 (30.8)	486 (33.6)
Surgery			0.694
No	129 (13.8)	196 (13.6)
Yes	805 (86.2)	1,249 (86.4)
Chemotherapy			0.020
No	366 (39.2)	636 (44.0)
Yes	568 (60.8)	809 (56.0)
Radiation therapy			0.541
No	805 (86.2)	1,258 (87.1)
Yes	129 (13.8)	18.7 (12.9)
TNM stage			0.004
0/I/II	453 (48.7)	786 (54.7)
III/IV	477 (51.3)	650 (45.3)
Body mass index	23.3 [21.1–25.5]	23.3 [21.0–25.6]	0.905
Smoking			0.024
Never	573 (61.3)	819 (56.7)
Ex/Current	361 (38.7)	626 (43.3)
Alcohol drinking			0.921
Never	342 (36.6)	532 (36.8)
Former/Current	592 (63.4)	913 (63.2)
Family history of CRC			0.199
No	877 (93.9)	1,337 (92.5)
Yes	57 (6.1)	108 (7.5)
Diabetes mellitus			0.175
No	709 (75.9)	1,061 (73.4)
Yes	225 (24.1)	384 (26.6)
Length of admission (day)	15.0 [10.0–36.0]	13.0 [10.0–25.0]	0.001
Diagnosis-operation interval (day)	27.0 [17.0–40.0]	29.0 [18.0–44.0]	0.070
Diagnosis-chemotherapy interval (day)	50.0 [29.0–62.0]	49.0 [30.0–65.0]	0.557
Diagnosis-radiotherapy interval (day)	31.0 [23.0–49.0]	34.0 [27.0–50.0]	0.051

Values are presented as median [interquartile range] or number (%).

CRC, colorectal cancer.