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Table 5 Patient characteristics and a single-predictor analysis of overall survival

From: A single-center experience: management of patients with thymic epithelial tumors

Characteristics No. % Mean survival (95 % CI) P (log-rank test)
Gender 0.870
 Female 26 65 119 (95–144)
 Male 14 35 118 (76–161)
Age, years 0.755
 ≤ 60 26 65 121 (93–151)
 > 60 14 35 105 (70–141)
Masaoka-Koga stage < 0.001
 I 10 27 142 (117–168)
 II 15 41 111 (83–138)
 III 4 11 72 (44–100)
 IV 8 22 21 (10–32)
Surgical technique 0.001
 Minimally invasive 20 50 162 (139–185)
 Open 20 50 79 (48–111)
Resection status 0.012
 R0 27 68 142 (115–168)
 R1 11 28 71 (40–102)
 R2 2 5 23 (16–29))
Adjuvant radiotherapy 0.578
 Yes 15 37 84 (60–109)
 No 25 62 126 (96–156)
Adjuvant chemotherapy 0.001
 Yes 8 20 38 (14–62)
 No 32 80 138 (113–162)
Clavien-Dindo classification 0.012
 I–IIIa 32 80 135 (109–161)
 IIIb–IV 8 20 55 (20–90)