CIRT group (n = 14) | Segmentectomy group (n = 48) | P value | |
---|---|---|---|
Mean age + SD (year-old) | 75 ± 7.2 | 65 ± 7.2 | 0.000660 |
Mean Body Mass Index ± SD (kg/m2) | 22 + 2 1 | 23 + 3.3 | 0.366 |
Gender: Male/female | 13/1 | 22/26 | 0.00179 |
ECOG Performance Status: 0/1 | 10/4 | 40/8 | 0.321 |
Charlson comorbidity index | 0.593 | ||
Low: 0 | 3 | 18 | |
Medium: 1–2 | 6 | 17 | |
High: 34 | 4 | 12 | |
Very high: ≥ 5 | 1 | 1 | |
Mean maximum tumor size ± SD (mm) | 25 + 8.6 | 17 + 4.7 | 0.00543 |
Mean maximum consolidation size + SD (mm) | 4.7 ± 5.5 | 4.2 ± 3.6 | 0.738 |
Mean consolidation/tumor size ± SD | 0.17 ± 0.16 | 0.23 + 0.19 | 0.245 |
Clinical stage (UICC8) | 0.773 | ||
TlisNOMO | 2 | 12 | |
UmiNOMO | 6 | 19 | |
TlaNOMO | 5 | 15 | |
TlbNOMO | 0 | 1 | |
TIcNOMO | 1 | 1 | |
Histology | N/A | ||
Adenocarcinoma | 14 | 48 | |
Non-adenocarcinoma | 0 | 0 | |
Spirometry | |||
Mean %FVC ± SD (%) | 91 ± 19 | 106 + 13 | 0.0173 |
Mean %FEV1 ± SD (%) | 103 + 27 | 103 + 14 | 0.965 |
Mean FEV1% ± SD (%) | 77 + 15 | 77 ± 6.3 | 0.996 |
Mean smoking Index + SD (pack-year) | 38 + 41 | 19 + 26 | 0.146 |