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. 2019 Dec 21;25(47):6835–6846. doi: 10.3748/wjg.v25.i47.6835

Table 1.

Patient and tumor charactistics by time period of diagnosis, n (%)

Charactistics Total (n = 2783) 1989-1994 (n = 484) 1995-1999 (n = 499) 2000-2004 (n = 552) 2005-2009 (n = 583) 2010-2014 (n = 665)
Sex
Male 1562 (56) 259 (54) 263 (53) 308 (56) 344 (59) 388 (58)
Female 1221 (44) 225 (46) 236 (47) 244 (44) 239 (41) 277 (42)
Age (yr)
< 60 725 (26) 140 (29) 148 (30) 178 (32) 128 (22) 131 (20)
60-74 1304 (47) 194 (40) 219 (44) 223 (40) 301 (52) 367 (55)
≥ 75 754 (27) 150 (31) 132 (26) 151 (27) 154 (26) 167 (25)
Histology
SCC 2248 (81) 382 (79) 390(78) 440 (80) 480 (82) 556 (84)
Adenocarcino-ma 320 (11) 62 (13) 63 (13) 70 (13) 61 (10) 64 (10)
Other 215 (8) 40 (8) 46 (9) 42 (8) 42 (7) 45 (7)
Tumor location
CEC 648 (23) 138 (29) 138 (28) 154 (28) 126 (22) 92 (14)
UTEC 2135 (77) 346 (71) 361 (72) 398 (72) 457 (78) 573 (86)
cT classification
cT1 81 (3) 17 (4) 16 (3) 12 (2) 16 (3) 20 (3)
cT2 236 (8) 12 (2) 16 (3) 36 (7) 48 (8) 124 (19)
cT3 447 (16) 36 (7) 39 (8) 79 (14) 109 (19) 184 (28)
cT4 665 (24) 115 (24) 123 (25) 161 (29) 147 (25) 119 (18)
cTx 1354 (49) 304 (63) 305 (61) 264 (48) 263 (45) 218 (33)
cN classification
cN0 892 (32) 172 (36) 173 (35) 189 (34) 157 (27) 201 (30)
cN+ 1193 (43) 119 (25) 158 (32) 208 (38) 313 (54) 395 (59)
cNx 698 (25) 193 (40) 168 (34) 155 (28) 113 (19) 69 (10)
cM classification
cM0 1752 (63) 311 (64) 314 (63) 316 (57) 344 (59) 467 (70)
cM1 589 (21) 79 (16) 88 (18) 96 (17) 135 (23) 191 (29)
cMx 442 (16) 94 (19) 97 (19) 140 (25) 104 (18) 7 (1)
TNM stage
1 64 (2) 14 (3) 14 (3) 9 (2) 14 (2) 13 (2)
2 565 (20) 80 (17) 72 (14) 100 (18) 125 (22) 188 (28)
3 763 (27) 102 (21) 126 (25) 173 (31) 174 (30) 188 (28)
4 589 (21) 79 (16) 88 (18) 96 (17) 135 (23) 191 (29)
Unknown 802 (29) 209 (43) 199 (40) 174 (32) 135 (23) 85 (13)

Percentages may not add up to 100 percent because of rounding. SCC: Squamous cell carcinoma; CEC: Cervical esophageal cancer; UTEC: Upper thoracic esophageal cancer.