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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Drug Alcohol Depend. 2013 Aug 14;133(2):10.1016/j.drugalcdep.2013.07.005. doi: 10.1016/j.drugalcdep.2013.07.005

Table 3.

Percentage Reporting Moderate or Severe Side Effects in the Past 24 Hours at 1-Month by Intervention Arm.

MEAN (SD)
Side Effecta NRT (n=104) Varenicline (n=111) Placebo (n=33) p = b
Angry, irritable, frustrated 28.9% 16.2% 30.3% .059
Anxious, nervous 33.7% 19.8% 33.3% .057
Depressed mood, sad 29.8% 15.3% 21.2% .041
Increased appetite, hungry, weight gain 22.1% 11.7% 21.2% .115
Insomnia, sleep problems, awakening 36.5% 35.1% 36.4% .976
Dizziness 4.8% 1.8% 3.0% .483
Coughing 20.2% 10.8% 6.1% .061
Dreaming or nightmares 18.3% 20.7% 24.2% .744
Nausea 8.7% 6.3% 6.1% .783
Headaches 9.6% 6.3% 18.2% .134
Diarrhea 0.0% 2.7% 3.0% .228
Skin Rash 0.0% 1.8% 3.0% .284
Suicidal thinking or behavior 1.0% 0.9% 0.0% .999
Dry Mouth 16.4% 11.7% 12.1% .592
General muscle aches 21.2% 15.3% 27.3% .250
Flushing or sweating 28.9% 19.8% 33.3% .172
A change in how things taste 13.5% 6.3% 3.0% .102
Confusion 3.9% 4.5% 3.0% .924
a

Respondents were asked to rate the severity of side effects they were experiencing in past 24 hours; response categories were 0 = none, 1 = slight, 2 = mild, 3 = moderate, and 4 = severe.

b

Mixed logistic regression models with data collection site entered as a random effect were estimated to test the statistical significance of intervention.