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Table 1 An overview of the characteristics of the right and left sided mediastinal lymph node stations

From: Determination of standard number, size and weight of mediastinal lymph nodes in postmortem examinations: reflection on lung cancer surgery

Lymph node stations Excluded (false lymph node) (%) p Node presence rate (%) P Weight of LN (gr) Median (min-max) p*** Longest diameter (mm) Median (min-max) p*** Number of LN Median (min-max) p***
2R-2L 11.3 – 6.5 n.s.* 80.6 – 56.6 0,004* 0,21 (0,02 - 3,26) 0,17 (0,01 - 1,16) n.s. 10 (4–30) 9 (3–20) 0,032 2 (1-7) 2 (1–9) n.s.
4R-4L 0 – 8.1 n.s.** 98.4- 87.1 0,032** 1,08 (0,07 - 12,36) 0,36 (0,03 - 2,11) 0,000 18 (5–44) 12 ( 4–31) 0,000 4 (1–10) 2 (1–11) 0,000
3A-3P 1.6-0 n.s.** 45.2 – 14.5 0,000* 0,21 (0,05 - 2,60) 0,11 (0,02 - 0,96) n.s. 10 (6–23) 6 (4–24) n.s. 1 (1–5) 1 (1–5) n.s.
5 1.6 83.9 0,50 (0,07 - 2,48) 13 (6–30) 3 (1–7)
6 16.1 64.5 0,30 (0,01 - 5,19) 10 (3–32) 3 (1–8)
7 0 100 2,12 (0,16 - 8,68) 27 (9–62) 4 (1–18)
8R-8L 16.1 – 9.7 n.s.* 59.7 – 77.4 0,003* 0,24 (0,03 - 3,40) 0,28 (0,04 - 35,0) n.s. 11 (4–29) 12 (2–26) n.s. 2 (1–5) 2 (1–6) n.s.
9R-9L 19.4-8.1 n.s.* 50-75.8 0,003* 0,19 (0,04 - 2,0) 0,25 (0,04 - 2,05) n.s. 9 (4–29) 12 (5–31) n.s. 2 (1–8) 2 (1–5) n.s
  1. The heaviest, longest diameter and highest number zones are stations 4R and 7.
  2. *Pearson Chi-Square Test, **Fisher’s Exact Test, *** İndependent samples T test, R: right, L: left, LN: Lymph node.