Table 2 Staging and clinical measurements for lung cancer patients from index date by subsequent clinic visit
From: Understanding the patient journey to diagnosis of lung cancer
Visit Characteristics | Patients with confirmed diagnosis of lung cancer, Index Date | Visit one following index visit | Visit two following index visit | Visit three following index visit | Visit 4 + all visits up to end of study period |
|---|---|---|---|---|---|
N = 1496 | N = 1275 | N = 1002 | N = 752 | N = 564 | |
Days (median (IQR)) between visits | 4 (1,11) | 5 (1,12) | 5 (1,12) | 6.5 (1,25) | |
Cumulative days from index visit (median (IQR)) | 4 (1,11) | 11 (4,25) | 20 (8, 51) | 48 (16, 268) | |
LDCT scan | 9 (0.60) | 3 (0.24) | 1 (0.10) | 0 (0.00) | 2 (0.35) |
Chest Imaging | 1085 (72.53) | 434 (34.04) | 331 (33.03) | 263 (34.97) | 443 (78.55) |
E&M | 577 (38.57) | 675 (52.94) | 446 (44.51) | 338 (44.95) | 379 (67.20) |
EBUS/mediastinoscopy | 29 (1.94) | 42 (3.29) | 34 (3.39) | 33 (4.39) | 106 (18.79) |
Biopsya | 116 (7.75) | 252 (19.76) | 250 (24.95) | 183 (24.34) | 439 (77.84) |
PET CT | 20 (1.34) | 47 (3.69) | 69 (6.89) | 44 (5.85) | 119 (21.10) |
Brain MRI | 45 (3.01) | 33 (2.59) | 27 (2.69) | 10 (1.33) | 44 (7.80) |
Bone scan | 4 (0.27) | 8 (0.63) | 6 (0.60) | 5 (0.66) | 7 (1.24) |
SPN diagnosis | 1066 (71.26) | 786 (61.65) | 625 (62.38) | 462 (61.44) | 515 (91.31) |
Lung cancer diagnosis madeb | 221 (14.77) | 273 (18.24) | 250 (16.71) | 188 (12.57) | 564 (37.70) |
AJCC Stage at diagnosis | |||||
Stage 0 | 1 (0.40) | 8 (1.42) | |||
Stage I | 38 (17.19) | 47 (17.22) | 41 (16.40) | 35 (18.62) | 147 (26.06) |
Stage II | 20 (9.05) | 13 (4.76) | 24 (9.60) | 14 (7.45) | 37 (6.56) |
Stage III | 39 (17.64) | 53 (19.41) | 56 (22.40) | 52 (27.66) | 127 (22.52) |
Stage IV | 114 (51.58) | 156 (57.14) | 124 (49.60) | 81 (43.09) | 232 (41.13) |
Unknown, not staged | 10 (4.52) | 4 (1.47) | 4 (1.60) | 6 (3.19) | 13 (2.30) |