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. Author manuscript; available in PMC: 2011 Nov 15.
Published in final edited form as: Biol Psychiatry. 2010 May 26;68(10):942–949. doi: 10.1016/j.biopsych.2010.04.019

Table 3.

Mean Sleep Latency Test Parameters (± SD) in IFN-alpha-Treated and Control Subjects

Interferon-alpha (n=17)
Control (n=10)
Visit 1 Visit 2 Delta Visit 1 Visit 2 Delta
Mean Sleep Latency 8.9 (4.2) 11.8 (5.2)* 3.0 (4.3) 7.9 (4.6) 7.7 (3.8) −0.2 (5.5)
Cumulative Sleep Time 13.1 (3.0) 11.2 (3.6) −1.9 (4.4) 14.9 (4.0) 13.5 (4.5) −1.4 (3.6)

SD-standard deviation;

*

- significantly different from respective Control value (p<0.05 using Fishers Least Significance Difference test):

- significant group effect