Annual household income was explored and categorized as $60 000

Annual household income was explored and categorized as < $20 000, $20 000–60 000 or > $60 000

Other covariates believed incorporated day-after-day supplement D and you may multivitamin supplement have fun with, annual dental professional go to (annual or not), tooth-grooming frequency (twice a day or perhaps not), flossing escort services in Cary regularity, many years and you will intercourse.

Data were accessed and analyzed at the Research Data Centre (RDC) at the University of Manitoba using SPSS 20 (IBM, Armonk, NY), SAS 9.2 (SAS, Cary, NC), and Stata 13 MP (StataCorp LP, College Station, Tex.). Continue reading “Annual household income was explored and categorized as $60 000”