Native T1 relaxation time

Female sex is associated with native T1 relaxation time in humans (1025 ± 38.1 versus 1000.5 ± 33.3 ms in women versus men).

“Woman had significantly higher T1 values (1025 ± 38.1 versus 1000.5 ± 33.3 ms, p < 0.001)”

Humansfree of structural cardiac diseasemyocardiumn = 306

Effect of age and sex on cardiac magnetic resonance native T1 mapping and synthetic extracellular volume

International journal of cardiology·27 Aug 2025