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Table 3 Disease-free intervals

From: Relapse in resected lung cancer revisited: does intensified follow up really matter? A prospective study

disease free interval (months)
  mean SE 95% CI median SE 95% CI
overall 34.4 3.2 28.0-40.77 19.0 6.31 6.62-31.38
locrelapse-free 55 3.3 48.49-61.52 * * *
dist. relapse-free 41.6 3.5 34.83-48.42 * * *
  1. *: median not presented (> 50% alive after 70 months postoperatively)
  2. SE: standard error; CI: confidence interval
  3. loc.relapse-free: interval without locoregional relapse
  4. dist. relapse-free: interval without distant relapse