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Table 3 Differences of MMIs in females vs. males

From: The differences of sarcopenia-related phenotypes: effects of gender and population

  MMIs (kg/m2) Independent-samples t tests
Caucasians Chinese Before adjustment for age After adjustment for age
Male Female Male Female Caucasians Chinese Caucasians Chinese
Legs 6.1 ± 0.6 5.0 ± 0.5 5.9 ± 0.5 4.7 ± 0.4 t(360) = −17.6, P < 0.0001 t(1,792) = −54.6, P < 0.0001 t(360) = −17.3, P < 0.0001 t(1,792) = −54.5, P < 0.0001
Arms 2.4 ± 0.3 1.6 ± 0.2 1.9 ± 0.2 1.3 ± 0.1 t(192) = −27.5, P < 0.0001 t(1,746) = −81.2, P < 0.0001 t(193) = −27.0, P < 0.0001 t(1,729) = −83.9, P < 0.0001
Extremities 8.5 ± 0.9 6.6 ± 0.7 7.8 ± 0.7 6.0 ± 0.5 t(224) = −21.9, P < 0.0001 t(1,776) = −66.6, P < 0.0001 t(226) = −21.5, P < 0.0001 t(1,774) = −66.9, P < 0.0001
  1. MMIs, muscle mass indexes, were expressed as mean ± SD