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Table 2 Common adverse events in all randomized patients

From: Efficacy and tolerability of quetiapine versus haloperidol in first-episode schizophrenia: a randomized clinical trial

  Haloperidol (n = 78) Quetiapine (n = 78) p value
Akathisia 53 (78%) 0 (0%) <0.0001
Cold 23 (29.48%) 18 (23%) 0.363
Headache 9 (11.5%) 28 (35.9%) <0.0001
Fatigue 66 (84.6%) 52 (66.6%) 0.009
Parkinsonism 52 (66.6%) 0 (0%) <0.0001
Insomnia 37 (47.4%) 41 (52.5%) 0.521
Dizziness 28 (35.9%) 22 (28.2%) 0.303