Table 5.

Actigraphy variables for the 59 participants with complete SDI and actigraphic recordings based on a mean of 7.6 days.

	Mean (SD)	Range	95 % CI§
TST night	379.10 (290.86–423.00)*	123.00–463.40	323.57–401.00
SE	79.00(60.60–88.13)*	25.63–96.54	68.59–83.54
WASO	68.47 (43.72)	3.00–212.71	57.08–79.87
24 h fragmentation index	93.15 (19.58)	61.03–141.63	88.04–98.25

SE, sleep efficiency; TST, total sleep time; WASO, wake after sleep onset.

^*Non-normal data presented as medians with the 25th and 75th percentile in parentheses. ^§CI for medians were calculated with the Ratio Statistic in SPSS, which provide varying coverage, but always more than 95%.