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Table 4 The number of cardiac muscle cells per 1 mm2 section area and width of cardiomyocytes in men and women hearts

From: Sex differences in distribution of cannabinoid receptors (CB1 and CB2), S100A6 and CacyBP/SIP in human ageing hearts

Group of patients No. of measurements The number of cardiac muscle cells per 1 mm2 section area No. of measurements Width of cardiomyocytes [μm]
Under 50 years old Men 90 69.8 ± 1.22 2250 9.2 ± 0.33
Women 75 71.5 ± 1.21 1875 9.6 ± 0.32
Over 50 years old Men 90 60.9 ± 0.72 * 2250 11.1 ± 0.32 *
Women 75 69.4 ± 1.77 1875 9.9 ± 0.34
  1. Data present mean ± SE
  2. *p < 0.05 patients over 50 vs patients under 50 years old
  3. p < 0.05 women vs men belonging to the same age group