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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: Drug Alcohol Depend. 2019 Sep 27;205:107596. doi: 10.1016/j.drugalcdep.2019.107596

Table 3.

Change-from-baseline QTcF (ΔQTcF, ms) across study treatments and time points (C-QTcF population).

Timepoint Treatment N Mean 90 % Confidence Interval
DAY 1: pre 1 pm dose LFX 2.16 202 1.9 0.8 3.1
LFX 2.88 194 2.9 1.7 4.2
Placebo 151 −0.7 −2.0 0.6
DAY 1: 4 pm LFX 2.16 200 4.7 3.4 6.0
LFX 2.88 187 6.2 4.6 7.9
Placebo 139 0.8 −0.8 2.3
DAY 1: 5 pm LFX 2.16 191 3.9 2.6 5.2
LFX 2.88 182 3.9 2.2 5.5
Placebo 135 0.0 −1.4 1.4
DAY 2: pre 8 am dose LFX 2.16 177 4.2 2.7 5.6
LFX 2.88 172 7.4 5.8 9.1
Placebo 118 1.4 −0.3 3.0
DAY 4: pre 8 am dose LFX 2.16 114 0.0 −2.2 2.3
LFX 2.88 119 1.5 −0.9 4.0
Placebo 74 0.4 −2.9 3.8
DAY 7: pre 8 am dose LFX 2.16 91 −6.0 −8.5 −3.6
LFX 2.88 99 −4.0 −6.8 −1.3
Placebo 58 −2.4 −6.4 1.7
DAY 7: pre 1 pm dose LFX 2.16 54 −4.1 −7.2 −1.1
LFX 2.88 68 −7.8 −11.1 −4.6
Placebo 37 −4.7 −8.5 −1.0
DAY 7: 4 pm LFX 2.16 54 −4.2 −7.8 −0.6
LFX 2.88 63 −7.6 −10.6 −4.5
Plascebo 37 −6.6 −10.7 −2.4
DAY 7: 5 pm LFX 2.16 54 −5.3 −8.6 −2.0
LFX 2.88 65 −8.1 −11.6 −4.6
Placebo 37 −6.0 −10.3 −1.7

LFX, lofexidine; QTcF, QT interval corrected, Fridericia formula.