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Table 5 CMR data in study population at baseline and 24 hr post marathon (n = 25)

From: The impact of repeated marathon running on cardiovascular function in the aging population

CMR parameters Pre marathon Post race
 LV parameters 
LVEDD (mm) 52 ± 3 51 ± 4
LVESD (mm) 31 ± 4 30 ± 5
LVEDV/BSA (ml/m2) 82 ± 9 84 ± 7
LVESV/BSA (ml/m2) 24 ± 8 26 ± 6
IVS (mm) 9 ± 1 9 ± 1
PWT (mm) 9 ± 2 9 ± 1
LVEF (%) 67 ± 4 69 ± 3
LV mass/ BSA (g/m2) 126 ± 14 123 ± 9
 LA parameters 
LA diameter (mm) 34 ± 4 36 ± 6
LA volume/ BSA (ml/m2) 26 ± 8 27 ± 4
 RA and RV parameters 
RA volume (ml) 39 ± 8 57 ± 10*
RVEDD (cm) 33 ± 5 47 ± 4*
RVEDV (ml) 133 ± 19 190 ± 18*
RVEF (%) 65 ± 3 44 ± 6*
RV mass/BSA (g/m2) 32 ± 4 34 ± 3
  1. Data are expressed as mean ± SD. *p < 0.05, after the race vs. baseline.
  2. CMR, cardiac magnetic resonance; LVEDD, LV end-diastolic diameter; LVESD, LV end-systolic diameter; LVEDV, LV end-diastolic volume; LVESV, LV end-systolic volume; IVS, interventricular septum; PWT, posterior wall thickness; LVEF, LV ejection fraction; BSA, body surface area; LA, left atrium; RA, right atrium; RVEDD, RV end-diastolic diameter; RVEDV, RV end-diastolic volume; RVEF, RV ejection fraction.