marginally significantP =.054
The difference was marginally significant at month 18 (IRR=0.44, 95% CI 0.19-1.02; P =.054) and nonsignificant at month 24 ( P =.30).
The difference was marginally significant at month 18 (IRR=0.44, 95% CI 0.19-1.02; P =.054) and nonsignificant at month 24 ( P =.30).
Therefore, potential effects did not reach statistical significance.