highly significantP < 0·001
When analysing the most optimal time points, correlation was highly significant at 14.30 hours ( r s = 0·71, P < 0·001) and 22.00 hours ( r s = 0·74, P < 0·001).
When analysing the most optimal time points, correlation was highly significant at 14.30 hours ( r s = 0·71, P < 0·001) and 22.00 hours ( r s = 0·74, P < 0·001).