Table 4.

Time between first test and diagnosis according to nodule characteristics. (Median and interquartile).

Factor	n	Days to diagnosis	p#	p##
Patient characteristics
Age
35–65	52	24 (4–61.5)	0.5	0.33
> 65	60	28 (11.5–53.5)
Sex
Male	82	26 (8–63)	0.4	0.42
Female	30	25.5 (0–46)
Referral pattern
GP	18	18 (0–33)	0.10	0.07
Specialist	94	28 (8–62)
History of smoking
Never smoked	33	13 (0–35)	<0.01	0.17
Current or past smoker	79	29 (11–63)
Nodule characteristics
Calcification within the nodule
Yes	12	26.5 (5–51)	0.4	0.34
No	100	25.5 (0–25.5)
Spiculated nodule
Yes	32	33 (25.5–65.5)	0.02	0.41
No	80	14.5 (3.5–56.5)
Mediastinal involvement
Yes	31	25 (11–62)	0.29	0.74
No	81	27 (6–61)

GP = General Practitioner

p^# In Mann-Whitney test.

p^## In multivariate Cox regression model.