Descriptive statistics (Mean ± SD) for circadian and actigraphic sleep measures for napping (n = 15) and non-napping (n = 5) toddlers.

Statistics are shown for independent t-tests (napping versus non-napping participants). § indicates a two-tailed test. Descriptive statistics (Mean ± SD) for circadian and actigraphic sleep measures for napping (n = 15) and non-napping (n = 5) toddlers.