text: Yo, check it out, here's the rap rendition
  About women aged 45-64, pay attention
  In Edinburgh city, 78 practices in the mix
  We followed 'em up for years, mortality we fixed
  
  Standardised mortality ratios, we calculated
  For each practice, we evaluated
  Postcodes were there, a 20% sample in sight
  To retrieve social class, deprivation, alright?
  
  We went back to the census of '81, you see
  Enumeration district, that's where we'd be
  Weighted averages, giving socioeconomic stats
  At the level of the practice, that's where it's at
  
  Correlations were found, positive and high
  Between mortality ratios and variables, oh my!
  The strongest link was overcrowding's percentage
  Showing how deprivation affects life's sentence
  
  This study right here, it's a revelation
  Proving deprivation and mortality's relation
  In one big city's practices, it's clear
  No need to consider husbands' occupations, no fear
  
  So assigning social class, we don't need to bother
  This data here, it's a game-changer, brother
  It also challenges the "social drift" theory
  Explaining mortality and social class, contrary