HRCT features between lepidic-predominant type and other pathological subtypes in early-stage invasive pulmonary adenocarcinoma appearing as a ground-glass nodule

Table 1 Clinical data analysis of GGN

Clinical information	Total number of patients (n = 589)	Number of GGNs (n = 630)		P
Clinical information	Total number of patients (n = 589)	LPA(367)	n-LPA(263)	P
Age (year), mean ± standard deviation	55.03 ± 10.07	54.91 ± 9.82	55.26 ± 10.19	0.663
Sex				0.522
Male	203	129	86
Female	386	238	177
Smoking history (5 missing cases)				0.396
No	462	293	205
Yes	122	70	58

GGN Ground-glass nodule, LPA Lepidic-predominant adenocarcinoma, n-LPA Nonlepidic-predominant adenocarcinoma. P < 0.05 was considered statistically significant

ISSN: 1471-2407