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Table 2 Adjuvant chemotherapy

From: Adjuvant chemotherapy versus chemoradiotherapy for small cell lung cancer with lymph node metastasis: a retrospective observational study with use of a national database in Japan

  Chemotherapy group
(n = 489)
Chemoradiotherapy group
(n = 75)
Total course (cycles)
 1–2 192 (39.3) 21 (28.0)
 3–4 256 (52.4) 45 (60.0)
  ≥ 5 41 (8.4) 9 (12.0)
Drug (cycles)
 Cisplatin or carboplatin
  0 0 0.0 2 (2.7)
  1–2 197 (40.3) 21 (28.0)
  3–4 258 (52.8) 44 (58.7)
   ≥ 5 34 (7.0) 8 (10.7)
 Etoposide
  0 254 (51.9) 18 (24.0)
  1–2 84 (17.2) 14 (18.7)
  3–4 132 (27.0) 38 (50.7)
   ≥ 5 19 (3.9) 5 (6.7)
 Irinotecan
  0 416 (85.1) 63 (84.0)
  1–2 31 (6.3) 7 (9.3)
  3–4 38 (7.8) 3 (4.0)
   ≥ 5 4 (0.8) 2 (2.7)
  1. Data expressed as number (%) in each group