N-acetylglucosamine-6-sulfate sulfatase deficiency reconsidered

N Di Ferrante
1980 Science  
pairs was dictated by the matched design (3). We can imagine that some statistical procedure more powerful than standard Mantel-Haenszel and Miettinen tests might narrow the confidence intervals a bit, but it would not alter these point estimates by much. Adjustment of the RR's for tobacco use provides an adequate test for confounding. With subjects categorized either as non-, ex-, or current cigarette smokers or as pipe or cigar smokers, the adjusted RR's were 0.97 for males and 0.76 for
more » ... s, practically unchanged from their original values. Thus, tobacco use was not a confounder. We appreciate Bross's concern that we not overlook potential artifacts or al-ternative interpretations of our data, but having reexamined them we see no reason to change any of our conclusions.
doi:10.1126/science.6776626 pmid:6776626 fatcat:idf4olsg3bgyfl6zbk4nynnhr4