Table 2 Distribution and location of nodules
|  | Group A (n = 35) | Group B (n = 60) | Group C (n = 63) | Group D (n = 67) | p-value |
|---|---|---|---|---|---|
Right lung | 28 (80.0) | 33 (55.0) | 31 (49.2) | 42 (62.7) | 0.022 |
 SL | 15 (42.9) | 20 (33.3) | 16 (25.4) | 29 (43.3) | 0.137 |
 ML | 5 (14.3) | 2 (3.3) | 4 (6.4) | 5 (7.5) | 0.252 |
 IL | 8 (22.9) | 11 (18.3) | 11 (17.5) | 8 (11.9) | 0.540 |
Left lung | 7 (20) | 27 (45) | 32 (50.8) | 25 (37.4) | 0.022 |
 SL | 6 (17.1) | 17 (28.3) | 16 (25.4) | 20 (29.9) | 0.550 |
 IL | 1 (2.9) | 10 (16.7) | 16 (25.4) | 5 (7.5) | 0.005 |
SLs of both lungs | 21 (60.0) | 37 (61.7) | 32 (50.8) | 49 (73.1) | 0.074 |
ILs of both lungs | 9 (25.8) | 21 (35) | 27 (42.9) | 13 (19.4) | 0.026 |
Relationship with pleura | |||||
 Not clinging to pleura | 35 (100.0) | 58 (96.7) | 58 (92.1) | 60 (90) | 0.114 |
 Clinging to pleura | 0 (−) | 2 (3.33) | 3 (4.76) | 6 (8.96) | 0.114 |