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Table 2 Histopathological findings in the examined groups

From: A comparison of the histopathologic pattern of the left atrium in canine dilated cardiomyopathy and chronic mitral valve disease

  DCM group CMVD group p-value
n = 16 n = 15
interstitial fibrosis (median; range) 4 (1–7) 2.5 (1–5) 0.036
perivascular fibrosis (median; range) 1 (0–2) 2 (1–2) 0.006
fatty infiltration (median; range) 1 (0–10) 1 (0–6) 0.663
LAR (median; range) 0.3 (0.14–0.8) 0.26 (0.15–0.33) 0.041
abnormal cell nuclei (median; range) 3 (1–3) 1 (0–3) 0.008
loss of striation (median; range) 3 (1–3) 2 (0–3) 0.004
altered cardiomyocyte structure (median; range) 3 (2–3) 2 (0–3) 0.004
inflammatory infiltration (median; range) 0.36 (0–1.6) 0.35 (0–1.9) 0.796
  1. LAR lumen area ratio