Descriptive data and daily median (P25, P75) tea intake as estimated by the ATQ (ATQ1),a the AFFQ, and 4 days of FRs
| Tea intake for consumer (ml/day) | |||||
|---|---|---|---|---|---|
| % consuming n = 116b | Median (P25, P75)c | Mean (SD) | rid | ||
| ATQ1a | 78.3 | 48.8 (24.0, 155.2) | 126.6 (154.8) | ||
| AFFQ | 87.9 | 44.1 (13.7, 129.7) | 111.8 (182.5) | 0.97 | |
| FRs | 69.4 | 88.8 (59.3, 118.4) | 101.1 (56.7) | 0.77 | |
a ATQ1, first administration of the ATQ. P25, P75, 25th and 75th percentiles.
b Four subjects had incomplete food records (<4) and were excluded from the analysis.
c Two-sided Wilcoxon signed-rank test comparing intake (ml/day) based on AFFQ and FRs with that based on ATQ1 = no statistical significant difference.
d ri = intraclass correlation coefficient for log-transformed data.