highly significantP < .00001
A z-test of the difference was highly significant z = ( .7428 - .0322 ) / ( 6.737 X 1 0 -4 ) 2 + ( .0022 ) 2 = 314.13, (P < .00001).
A z-test of the difference was highly significant z = ( .7428 - .0322 ) / ( 6.737 X 1 0 -4 ) 2 + ( .0022 ) 2 = 314.13, (P < .00001).