highly significantP=0.0001
The data suggest a progressive mean rise in serum PLAP-like AP with increased smoking. This trend is highly significant (P=0.0001) as determined by a Wilcoxon rank regression test (Cuzick, in press).
The data suggest a progressive mean rise in serum PLAP-like AP with increased smoking. This trend is highly significant (P=0.0001) as determined by a Wilcoxon rank regression test (Cuzick, in press).