The crude mortality rate per thousand person-years in the Singleton group without diabetes in the Keys et al. study was 16.86.

“the next figure figure two pardon me the next table table two walks you through the crude uh mortality rate in each of the groups so the most important row I think in this table is the one that says crude mortality per thousand person years now you recall that in the previous study in the banister study those were on the ballpark of about 15 per okay so let's look at each of these so in the um single The Singletons with without so the non-twins who were not diabetic it was 16.86”