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. Author manuscript; available in PMC: 2014 Sep 1.
Published in final edited form as: Sleep Breath. 2013 Jan 25;17(3):1093–1102. doi: 10.1007/s11325-013-0809-4

Table 4.

Final Multiple logistic regression Model for nap duration

Variables OR 95% CI p value
Total nap duration, hr 1.64 1.00 – 2.68 0.05
Maternal age, years 1.08 0.98 – 1.18 0.12
Race (Caucasian reference group) 0.70 0.07 – 6.83 0.76
Neck circumference, cm 1.14 0.91 – 1.42 0.27

For abbreviations, please see Table 3