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| Melatonin concentrations (pg/mL) by day and time | ||||||
| First day | Last day | |||||
| Group | 6–8 h | 10–12 h | 22–24 h | 6–8 h | 10–12 h | 22–24 h |
| MPS III | 14 (14.1) | 6.6 (8.6) | 19 (20.4) | 11 (10) | 11.1 (10.2) | 38.2 (40) |
| Controls | 4.3 (10.8) | 11.1 (29) | 51.5 (87) | 7.7 (9) | 9 (27.8) | 45.7 (87.7) |
IQR, interquartile range.
