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. 2021 Sep 13;19:206. doi: 10.1186/s12916-021-02082-6

Table 1.

Baseline clinicopathological characteristics of patients harboring ROS1 fusions

All ROS1 fusion lung cancer patients (n = 447, n, %) NGS identified ROS1 fusion lung cancer patients (n = 264, n, %) Locally-advanced/advanced ROS1 fusion lung cancer patients (n = 235, n, %) Crizotinib, n = 168 Chemotherapy, n = 67 p
All (n = 168, n, %) Single ROS1 fusion (n = 159) Non-reciprocal/reciprocal ROS1 translocation (n = 9) p All (n = 67, n, %) Single ROS1 fusion (n=61) Non-reciprocal/reciprocal ROS1 translocation (n = 6) p
All (n = 159, n, %) CD74-ROS1 (n = 90, n, %) Non-CD74-ROS1 (n = 69, n, %) p All (n = 61, n, %) CD74-ROS1 (n = 40, n, %) Non-CD74-ROS1 (n = 21, n, %) p
Age (Median range) 52 (25–79) 52 (25–79) 52 (25–79) 52 (27–79) 52 (27–79) 52 (27–79) 52 (29–79) 0.868 54 (37–74) 0.793 52 (27–79) 53 (29–64) 54 (26–72) 54 (29–79) 0.837 54 (42–58) 0.889 0.837
Sex 0.443 0.487 0.662 0.508
 Female 293 (66) 166 (63) 147 (63) 63(38) 61(38) 38 (42) 23 (33) 2 (2) 25 (37) 22 (36) 17 (43) 5 (24) 0.331 3 (50)
 Male 154 (34) 98 (37) 88 (37) 105(62) 98(62) 52 (58) 46 (67) 7 (98) 42 (63) 39 (64) 23 (57) 16 (76) 3 (50)
Clinical stage 0.474 0.535 0.215 0.395 0.519
 III 30 (7) 23 (9) 14 (6) 10(6) 9(6) 4 (4) 5 (7) 1 (1) 4 (6) 3 (5) 3 (8) 0 (0) 1 (16.7)
 IIIa 0 (0) 0 (0) 0 (0) 0(0) 0(0) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0)
 IIIb 9 (2) 5 (2) 2 (1) 2(1) 1(1) 1 (1) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0)
 IIIc 21 (5) 18 (7) 12 (5) 8(5) 8(5) 3 (3) 5 (7) 1 (1) 4 (6) 3 (5) 3 (8) 0 (0) 1 (16.7)
 IV 417 (93) 241 (91) 221 (94) 158(94) 150(94) 86 (96) 64 (93) 8 (99) 63 (94) 58 (95) 37 (92) 21 (100) 5 (83.3)
Smoking status 0.284 0.487 0.33 0.933
 Smoker or former smoker 89 (20) 62 (23) 54 (23) 32(19) 29(18) 19 (21) 10 (14) 2 (2) 8 (12) 6 (10) 5 (13) 1 (5) 0 (0)
 Nonsmoker 358 (80) 202 (77) 181 (77) 136(81) 130(82) 71 (79) 59 (86) 7 (98) 59 (88) 55 (90) 35 (87) 20 (95) 6 (100)
ECOG PS score 0.943 0.938 0.893 0.933 0.697
 0–1 430 (96) 253 (96) 226 (96) 162(96) 153(96) 86 (96) 67 (97) 9 (100) 64 (96) 58 (95) 38 (95) 20 (95) 6 (100)
 ≥ 2 17 (4) 11 (4) 9 (4) 6(4) 6(4) 4 (4) 2 (3) 0 (0) 3 (4) 3 (5) 2 (5) 1 (5) 0 (0)
Tumor histology 0.998 0.974 / /
 Adenocarcinoma 445 (99) 262 (99) 234 (99) 166(99) 157(99) 89 (99) 68 (99) 9 (100) 67 (100) 61 (100) 40(100) 21 (100) 6(100)
 Squamous cell carcinoma 2 (1) 2 (1) 1 (1) 2 (1) 2 (1) 1 (1) 1 (1) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0) 0 (0)
Presence of brain metastasis at baseline 0.83 0.735 0.928 0.666 0.747
 Present 129 (29) 69 (26) 58 (25) 45 (27) 42 (26) 23 (26) 19 (28) 3 (33) 16 (24) 14 (23) 9 (23) 5 (24) 2 (33.3)
 Absent 318 (71) 195 (74) 177 (75) 123 (73) 117 (74) 67 (74) 53 (72) 6 (67) 51 (76) 47 (77) 31 (77) 16 (76) 4 (66.7)
Method used for evaluating brain metastasis 0.129 0.474 0.924 0.845 0.796
 CT 169 (38) 98 (37) 86 (37) 64 (38) 62 (39) 42 (47) 20 (29) 2 (22) 26 (39) 24 (39) 16 (40) 8 (38) 2 (33.3)
 MRI 278 (62) 166 (63) 149 (63) 104 (62) 97 (61) 48 (53) 49 (71) 7 (78) 41 (61) 37 (61) 24 (60) 13 (62) 4 (66.7)
Local therapy received for management of brain metastasis 0.938 0.949 0.784 0.833 0.603
 None 89 (69) 50 (72) 44 (76) 31 (69) 29 (69) 15 (65) 14 (74) 2 (67) 11 (69) 10 (71) 7 (78) 3 (60) 5 (83.3)
 WBRT 22 (17) 10 (14) 8 (14) 8 (18) 7 (17) 5 (22) 2 (11) 1 (33) 2 (13) 1 (7) 1 (11) 0 (0) 1 (16.7)
 SBRT 18 (14) 9 (14) 6 (10) 6 (13) 6 (14) 3 (13) 3 (15) 0 (0) 3 (18) 3 (22) 1 (11) 2 (40) 0 (0)
Disease status 0.974 0.176 0.215 0.296 0.387
 Non-progression 232 (52) 146 (55) 124 (53) 57 (34) 51 (32) 29 (32) 22 (32) 6 (67) 4 (6) 4 (7) 3 (8) 1 (5) 0 (0)
 Progression 215 (48) 118 (45) 111 (47) 111 (66) 108 (68) 61 (68) 47 (68) 3 (33) 63 (94) 57 (93) 37 (92) 20 (95) 6 (100)
Site of progression 0.679 0.819 0.949 0.835 0.849
 Brain 93 (43) 53 (45) 48 (43) 48 (43) 47 (44) 25 (41) 22 (47) 1 (33) 19 (30) 17 (30) 11 (30) 6 (30) 2 (33.3)
 Non-brain 122 (57) 65 (55) 63 (57) 63 (57) 61 (56) 36 (59) 25 (53) 2 (67) 44 (70) 40 (70) 26 (70) 14 (70) 4 (66.7)