Table 1 Characteristics of patients with newly diagnosed SPN.
Variable | Patients with followup | Patients without followup | p | ||||
|---|---|---|---|---|---|---|---|
Median (range) | N | % | Median (range) | n | % | ||
Age (yr) | 67.7 (31.6–92.4) | 112 | 70.4 (34.3–89.6) | 40 | 0.44 | ||
Sex | |||||||
Male | 82 | 73.2 | 28 | 70.0 | 0.70 | ||
Female | 30 | 26.8 | 12 | 30.0 | |||
Referral pattern | |||||||
GP | 18 | 16.1 | 12 | 30.0 | 0.06 | ||
Specialist | 94 | 83.9 | 28 | 70.0 | |||
Smoking habits | |||||||
Never smoked | 33 | 29.5 | 23 | 57.5 | <0.01 | ||
Current or past smoker | 79 | 70.5 | 17 | 42.5 | |||
Nodule characteristics | |||||||
Calcification within the nodule | 12 | 10.7 | 1 | 2.5 | 0.11 | ||
Spiculated nodule | 32 | 28.6 | 16 | 40.0 | 0.18 | ||
Mediastinal involvement | 31 | 27.7 | 13 | 32.5 | 0.56 | ||