A If smoking relieves symptoms in schizophrenia, patients should be more likely to smoke than healthy people
B Smoking behaviors and their effects in patients and healthy people should be different
C Age of onset for regular smoking should correspond to the age of appearance of the first psychotic symptoms
D Smoking and non-smoking patients should show behavioral differences
E If smoking relieves side effects of antipsychotic medications, smoking in patients should change with drug treatments
F If they smoke for reasons other than simply the addictive properties of nicotine, success of smoking cessation programs should be lower in schizophrenic smokers than in healthy smokers
G Schizophrenic smokers who are successful at smoking cessation should experience worsening of symptoms of the disease or medications
H The pathology of neurobiological systems (brain regions, circuits and neurotransmitters) underlying schizophrenia should be the same as those influenced by the nicotine in cigarette smoke