Dalsze przyspieszenie wieku menarche dziewczÄ t z Krakowa

Pubertal growth acceleration does not slow down in the population of girls from Krakow. The last decade (2000-2010) witnessed a further drop in the age of the menarche onset by 0.18 years (2 months). During the whole period under analysis, i.e. 40 years, it dropped by 0.44 years (more than 5 months), that is 0.11 years per decade on average.