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. 2020 Dec 18;7(2):121–134. doi: 10.1002/cjp2.193

Table 2.

Relationship between immune checkpoint expression and clinicopathological characteristics in CRC patients

TIM‐3 stromal immune cells LAG‐3 tumour LAG‐3 stromal immune cells PD‐1 tumour PD‐1 stromal immune cells
n = 457 n = 413 n = 387 n = 722 n = 719
Low n = 186 (41%) High n = 271 (59%) P value Low n = 253 (61%) High n = 160 (39%) P value Low n = 196 (51%) High n = 191 (49%) P value Low n = 499 (69%) High n = 223 (31%) P value Low n = 308 (43%) High n = 411 (57%) P value
Patient and tumour characteristics
Age
<65 53 (28) 99 (36) 0.074 77 (30) 54 (34) 0.481 57 (29) 70 (37) 0.113 133 (27) 91 (41) <0.001 100 (32) 124(30) 0.511
>65 133 (72) 172 (64) 176 (70) 106 (66) 139 (71) 121 (63) 366 (73) 132 (59) 208 (68) 287 (70)
Sex
Male 82 (44) 147 (54) 0.033 125 (49) 85 (53) 0.461 96 (49) 95 (50) 0.881 254 (51) 117 (52) 0.698 159 (52) 211(51) 0.940
Female 104 (56) 124 (46) 128 (51) 75 (47) 100 (51) 96 (50) 245 (49) 106 (48) 149 (48) 200 (49)
Site
colon – right 84 (45) 121 (45) 0.832 98 (39) 74 (46) 0.319 79 (40) 79 (41) 0.970 219 (44) 90 (40) 0.001 132 (43) 176 (43) 0.962
Colon – left 63 (34) 87 (32) 91 (36) 51 (32) 69 (35) 67 (35) 182 (36) 62 (28) 105 (34) 137 (33)
Rectum 39 (21) 63 (23) 64 (25) 35 (22) 48 (24) 45 (24) 98 (20) 71 (32) 71 (23) 98 (24)
T‐stage
1 2 (1) 15 (6) 0.023 10 (4) 7 (4) 0.161 6 (3) 11 (6) 0.322 25 (5) 9 (4) 0.027 13 (4) 21 (5) 0.115
2 25 (13) 38 (14) 44 (17) 16 (10) 24 (12) 30 (16) 73 (15) 16 (7) 28 (9) 61 (15)
3 112 (60) 134 (49) 124 (49) 92 (58) 111 (57) 94 (49) 263 (53) 136 (61) 177 (57) 218 (53)
4 47 (25) 84 (31) 74 (29) 45 (28) 55 (28) 56 (29) 138 (28) 62 (28) 90 (29) 111 (27)
N‐stage n = 720 n = 717
0 107 (58) 172 (63) 0.030 159 (63) 92 (58) 0.172 119 (61) 117 (61) 0.770 326 (66) 127 (57) 0.038 179 (58) 273 (67) 0.058
1 50 (27) 78 (29) 60 (24) 51 (32) 51 (26) 53 (28) 118 (24) 73 (33) 91 (30) 98 (24)
2 29 (16) 21 (8) 34 (13) 17 (11) 26 (13) 21 (11) 53 (11) 23 (10) 38 (12) 38 (9)
TNM staging
I 22 (12) 38 (14) 0.275 44 (17) 15 (9) 0.071 23 (12) 31 (16) 0.433 85 (17) 17 (8) 0.002 34 (11) 68 (17) 0.025
II 85 (46) 131 (48) 113 (45) 77 (48) 95 (48) 86 (45) 240 (48) 109 (49) 144 (47) 204 (50)
III 79 (42) 102 (38) 96 (38) 68 (43) 78 (40) 74 (39) 174 (35) 97 (43) 130 (42) 139 (34)
Ki67 index n = 453 n = 408 n = 382 n = 717 n = 714
<30 88 (47) 136 (51) 0.448 114 (46) 80 (51) 0.321 89 (46) 97 (51) 0.308 173 (35) 158 (72) <0.001 161 (53) 170 (41) 0.002
>30 98 (53) 131 (49) 136 (54) 78 (49) 104 (54) 92 (49) 325 (65) 61 (28) 142 (47) 241 (59)
Tumour differentiation
Well 161 (87) 236 (87) 0.870 221 (87) 141 (88) 0.816 172 (88) 170 (89) 0.701 452 (91) 192 (86) 0.079 268 (87) 373 (91) 0.112
Poor 25 (13) 35 (13) 32 (13) 19 (12) 24 (12) 21 (11) 47 (9) 31 (14) 40 (13) 38 (9)
Tumour budding n = 407 n = 373 n = 347 n = 662 n = 660
<25 112 (67) 169 (70) 0.473 168 (71) 95 (69) 0.707 130 (74) 117 (68) 0.263 359 (73) 103 (60) 0.002 189 (61) 272 (60) 0.596
>25 or more 55 (33) 71 (30) 68 (29) 42 (31) 46 (26) 54 (32) 132 (27) 68 (40) 86 (39) 113 (40)
Tumour necrosis n = 409 n = 383 n = 712 n = 709
Low 117 (63) 177 (65) 0.597 159 (64) 97 (61) 0.510 121 (62) 116 (61) 0.841 303 (62) 127 (58) 0.332 185 (61) 243 (60) 0.818
High 69 (37) 94 (35) 90 (36) 63 (39) 73 (38) 73 (39) 189 (38) 93 (42) 119 (39) 162 (40)
Tumour perforation n = 433 n = 390 n = 387 n = 722 n = 676
0 178 (96) 255 (94) 0.596 241 (95) 149 (93) 0.017 187 (95) 180 (94) 0.648 464 (93) 215 (96.4) <0.001 291 (94.5) 385 (94) 0.854
1 1 (1) 4 (1) 0 (0) 5 (3) 3 (2) 2 (1) 2 (0.4) 7 (3.14) 4 (1.3) 5 (1)
2 7 (4) 12 (4) 12 (5) 6 (4) 6 (3) 9 (5) 33 (6.6) 1 (0.45) 13 (4.2) 21 (5)
Venous invasion
Absent 116 (62) 183 (68) 0.255 166 (66) 109 (68) 0.597 128 (65) 134 (70) 0.307 346 (69) 143 (64) 0.168 192 (62) 293 (71) 0.011
Present 70 (38) 88 (32) 87 (34) 51 (32) 68 (35) 57 (30) 153 (31) 80 (36) 116 (38) 118 (29)
Peritoneal involvement
Absent 138 (74) 188 (69) 0.261 176 (70) 117 (73) 0.436 142 (72) 135 (71) 0.700 368 (74) 158 (71) 0.421 218 (71) 304 (74) 0.344
Involved 48 (26) 83 (31) 77 (30) 43 (27) 54 (28) 56 (29) 131 (26) 65 (29) 90 (29) 107 (26)
Margin involvement
Absent 174 (94) 255 (94) 0.811 240 (95) 150 (94) 0.633 184 (93) 181 (95) 0.707 473 (95) 209 (94) 0.566 286 (93) 393 (96) 0.112
Involved 12 (6) 16 (6) 13 (5) 10 (6) 12 (6) 10 (5) 26 (5) 14 (6) 22 (7) 18 (4)
MMR status n = 452 n = 407 n = 380 n = 714 n = 711
Deficient 29 (16) 59 (22) 0.096 32 (13) 38 (24) 0.005 27 (14) 39 (21) 0.077 78 (16) 39 (18) 0.431 38 (13) 79 (19) 0.015
Competent 155 (84) 209 (78) 216 (87) 121 (76) 166 (86) 148 (79) 420 (84) 177 (82) 264 (87) 330 (81)
TME characteristics
TSP n = 441 n = 400 n = 374 n = 706 n = 703
Low 140 (77) 188 (72) 0.231 187 (76) 121 (78) 0.687 144 (76) 143 (77) 0.800 395 (79) 154 (74) 0.128 225 (74) 320 (80) 0.072
High 41 (23) 72 (28) 58 (24) 34 (22) 45 (24) 42 (23) 103 (21) 54 (26) 78 (26) 80 (20)
K‐M score n = 403 n = 409 n = 383 n = 714 n = 711
Low‐grade 143 (77) 165 (61) <0.001 167 (67) 104 (65) 0.666 142 (73) 111 (59) 0.003 329 (67) 150 (68) 0.854 230 (75) 247 (61) <0.001
High‐grade 43 (23) 106 (39) 82 (33) 56 (35) 52 (27) 78 (41) 163 (33) 72 (32) 75 (25) 159 (39)
GMS n = 443 n = 398 n = 372 n = 701 n = 698
0 42 (23) 106 (41) <0.001 82 (34) 55 (35) 0.854 52 (28) 77 (42) 0.006 161 (33) 72 (34) 0.394 75 (25) 157 (39) <0.001
1 105 (58) 108 (41) 117 (49) 78 (50) 106 (56) 75 (41) 260 (53) 100 (48) 161 (54) 196 (49)
2 34 (19) 48 (18) 42 (17) 24 (15) 30 (16) 32 (17) 71 (14) 37 (18) 64 (21) 45 (11)
Systemic inflammation
CRP n = 344 n = 320 n = 301 n = 580 n = 577
Normal (≤10 mg/l) 78 (55) 108 (53) 0.698 114 (61) 65 (49) 0.032 99 (62) 69 (49) 0.017 195 (54) 122 (55) 0.835 141 (56) 173 (53) 0.457
Abnormal (>10 mg/l) 63 (45) 95 (47) 73 (39) 68 (51) 60 (38) 73 (51) 164 (46) 99 (45) 110 (44) 153 (47)
Albumin n = 361 n = 334 n = 314 n = 617 n = 614
Abnormal (<35 g/l) 104 (71) 171 (80) 0.046 163 (83) 110 (80) 0.570 144 (87) 116 (78) 0.050 302 (76) 189 (85) 0.009 207 (77) 283 (82) 0.121
Normal (>35 g/l) 43 (29) 43 (20) 34 (17) 27 (20) 22 (13) 32 (22) 93 (24) 33 (15) 62 (23) 62 (18)
mGPS n = 347 n = 321 n = 302 n = 582 n = 579
0 80 (56) 109 (53) 0.717 114 (61) 66 (50) 0.140 100 (63) 69 (49) 0.039 196 (54) 122 (55) 0.024 143 (57) 172 (53) 0.290
1 31 (22) 64 (31) 49 (26) 46 (35) 44 (28) 49 (35) 94 (26) 73 (33) 65 (26) 103 (32)
2 31 (22) 32 (16) 25 (13) 21 (16) 16 (10) 24 (17) 71 (20) 26 (12) 45 (18) 51 (16)
NLR n = 348 n = 324 n = 304 n = 581 n = 578
≤5 102 (71) 152 (74) 0.561 149 (76) 91 (71) 0.240 120 (75) 107 (75) 0.954 288 (74) 140 (73) 0.888 187 (75) 238 (72) 0.456
>5 41 (29) 53 (26) 46 (24) 38 (29) 41 (25) 36 (25) 102 (26) 51 (27) 62 (25) 91 (28)

Bold values are less than 0.05.