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. 2023 Oct 9;2023(10):CD011769. doi: 10.1002/14651858.CD011769.pub2

Comparison 1. Atypical antipsychotic vs placebo.

Outcome or subgroup title No. of studies No. of participants Statistical method Effect size
1.1 Irritability 12 973 Std. Mean Difference (IV, Random, 95% CI) ‐0.90 [‐1.25, ‐0.55]
1.1.1 Aripiprazole vs placebo 5 492 Std. Mean Difference (IV, Random, 95% CI) ‐0.90 [‐1.52, ‐0.29]
1.1.2 Risperidone vs placebo 6 333 Std. Mean Difference (IV, Random, 95% CI) ‐1.11 [‐1.47, ‐0.76]
1.1.3 Lurasidone vs placebo 1 148 Std. Mean Difference (IV, Random, 95% CI) ‐0.15 [‐0.50, 0.19]
1.2 Relapse 2 56 Risk Ratio (IV, Random, 95% CI) 0.30 [0.13, 0.68]
1.3 Improvement 4 470 Risk Ratio (IV, Random, 95% CI) 2.08 [1.39, 3.12]
1.3.1 Risperidone vs placebo 2 167 Risk Ratio (IV, Random, 95% CI) 3.37 [1.21, 9.43]
1.3.2 Ariprazole vs placebo 2 303 Risk Ratio (IV, Random, 95% CI) 1.57 [1.09, 2.27]
1.4 Aggression 1   Std. Mean Difference (IV, Random, 95% CI) Subtotals only
1.4.1 Risperidone vs placebo 1 77 Std. Mean Difference (IV, Random, 95% CI) ‐0.44 [‐0.89, 0.01]
1.5 Self‐injury 1 30 Std. Mean Difference (IV, Random, 95% CI) ‐1.43 [‐2.24, ‐0.61]
1.5.1 Risperidone vs placebo 1 30 Std. Mean Difference (IV, Random, 95% CI) ‐1.43 [‐2.24, ‐0.61]
1.6 Adverse effects: cardiovascular 2   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.6.1 Tachycardia 2 179 Risk Ratio (IV, Random, 95% CI) 7.53 [1.40, 40.52]
1.7 Adverse effects: gastrointestinal 11   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.7.1 Abdominal pain 4 400 Risk Ratio (IV, Random, 95% CI) 2.70 [1.04, 7.07]
1.7.2 Constipation 7 596 Risk Ratio (IV, Random, 95% CI) 2.36 [1.28, 4.34]
1.7.3 Diarrhoea 5 318 Risk Ratio (IV, Random, 95% CI) 0.93 [0.46, 1.88]
1.7.4 Drooling 2 313 Risk Ratio (IV, Random, 95% CI) 9.64 [1.29, 72.10]
1.7.5 Dyspepsia (indigestion) 1 31 Risk Ratio (IV, Random, 95% CI) 3.19 [0.14, 72.69]
1.7.6 Dry mouth 2 131 Risk Ratio (IV, Random, 95% CI) 1.97 [0.75, 5.20]
1.7.7 Hypersalivation 5 449 Risk Ratio (IV, Random, 95% CI) 4.15 [1.77, 9.71]
1.7.8 Nausea 4 531 Risk Ratio (IV, Random, 95% CI) 1.47 [0.61, 3.56]
1.7.9 Stomach ache 2 166 Risk Ratio (IV, Random, 95% CI) 0.50 [0.19, 1.32]
1.7.10 Vomiting/nausea 9 920 Risk Ratio (IV, Random, 95% CI) 1.79 [1.16, 2.74]
1.8 Adverse effects: immune system 7   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.8.1 Cough 3 444 Risk Ratio (IV, Random, 95% CI) 1.50 [0.67, 3.34]
1.8.2 Earache 1 100 Risk Ratio (IV, Random, 95% CI) 0.52 [0.10, 2.71]
1.8.3 Flu‐like symptoms 1 79 Risk Ratio (IV, Random, 95% CI) 1.95 [0.38, 10.04]
1.8.4 Pyrexia 5 540 Risk Ratio (IV, Random, 95% CI) 1.81 [0.85, 3.86]
1.8.5 Sore throat 1 100 Risk Ratio (IV, Random, 95% CI) 5.20 [0.63, 42.96]
1.9 Adverse effects: metabolic (dichotomous) 10   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.9.1 Decreased appetite 4 426 Risk Ratio (IV, Random, 95% CI) 2.12 [0.84, 5.33]
1.9.2 Increased appetite 8 702 Risk Ratio (IV, Random, 95% CI) 2.38 [1.69, 3.34]
1.9.3 Weight gain 4 470 Risk Ratio (IV, Random, 95% CI) 2.30 [0.84, 6.30]
1.9.4 Thirst 3 382 Risk Ratio (IV, Random, 95% CI) 1.51 [0.59, 3.87]
1.10 Adverse effects: metabolic (continuous) 1   Mean Difference (IV, Random, 95% CI) Subtotals only
1.10.1 Weight gain (kg) 1 23 Mean Difference (IV, Random, 95% CI) 2.35 [0.73, 3.97]
1.11 Adverse effects: musculoskeletal 2   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.11.2 Dyskinesia 1 100 Risk Ratio (IV, Random, 95% CI) 2.08 [0.55, 7.87]
1.11.3 Movement disorder 1 82 Risk Ratio (IV, Random, 95% CI) 5.50 [0.27, 111.14]
1.11.4 Rigidity 1 100 Risk Ratio (IV, Random, 95% CI) 5.20 [0.63, 42.96]
1.12 Adverse effects: neurological 11   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.12.1 Aggression 4 461 Risk Ratio (IV, Random, 95% CI) 0.34 [0.12, 0.98]
1.12.2 Agitation/excitation 2 97 Risk Ratio (IV, Random, 95% CI) 0.46 [0.13, 1.62]
1.12.3 Apathy 1 79 Risk Ratio (IV, Random, 95% CI) 10.73 [0.61, 187.79]
1.12.4 Dizziness 2 139 Risk Ratio (IV, Random, 95% CI) 4.19 [1.10, 16.00]
1.12.5 Drowsiness 1 97 Risk Ratio (IV, Random, 95% CI) 4.26 [0.95, 19.02]
1.12.6 Extrapyramidal disorder 1 216 Risk Ratio (IV, Random, 95% CI) 7.83 [0.47, 130.01]
1.12.7 Fatigue 8 881 Risk Ratio (IV, Random, 95% CI) 2.58 [1.68, 3.97]
1.12.8 Headache 6 597 Risk Ratio (IV, Random, 95% CI) 1.17 [0.63, 2.15]
1.12.9 Hyperactivity 3 305 Risk Ratio (IV, Random, 95% CI) 0.47 [0.13, 1.70]
1.12.10 Hypersomnia 2 282 Risk Ratio (IV, Random, 95% CI) 2.67 [0.43, 16.52]
1.12.11 Insomnia 7 679 Risk Ratio (IV, Random, 95% CI) 0.72 [0.50, 1.04]
1.12.12 Lethargy 1 216 Risk Ratio (IV, Random, 95% CI) 6.58 [0.39, 110.35]
1.12.13 Presyncope 1 216 Risk Ratio (IV, Random, 95% CI) 0.94 [0.04, 22.72]
1.12.14 Restlessness (akathisia) 4 531 Risk Ratio (IV, Random, 95% CI) 0.99 [0.40, 2.43]
1.12.15 Sedation 5 366 Risk Ratio (IV, Random, 95% CI) 2.98 [1.15, 7.73]
1.12.16 Somnolence 9 869 Risk Ratio (IV, Random, 95% CI) 4.84 [3.18, 7.36]
1.12.17 Tremor 5 574 Risk Ratio (IV, Random, 95% CI) 5.99 [1.87, 19.19]
1.13 Adverse effects: psychological 4   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.13.1 Anxiety 2 139 Risk Ratio (IV, Random, 95% CI) 1.34 [0.65, 2.76]
1.13.2 Depression 2 79 Risk Ratio (IV, Random, 95% CI) 3.86 [0.46, 32.60]
1.14 Adverse effects: respiratory 8   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.14.1 Ear infection 1 66 Risk Ratio (IV, Random, 95% CI) 5.62 [0.28, 112.84]
1.14.2 Epistaxis 1 66 Risk Ratio (IV, Random, 95% CI) 5.62 [0.28, 112.84]
1.14.3 Nasal congestion 2 313 Risk Ratio (IV, Random, 95% CI) 2.39 [0.52, 11.00]
1.14.4 Nasopharyngitis 6 702 Risk Ratio (IV, Random, 95% CI) 1.26 [0.73, 2.17]
1.14.5 Pharyngolaryngeal pain 1 216 Risk Ratio (IV, Random, 95% CI) 0.31 [0.06, 1.48]
1.14.6 Rhinitis 1 79 Risk Ratio (IV, Random, 95% CI) 2.68 [0.93, 7.71]
1.14.7 Upper respiratory tract infection 6 640 Risk Ratio (IV, Random, 95% CI) 2.15 [1.08, 4.27]
1.15 Adverse effects: skin 3   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.15.1 Bruise 1 92 Risk Ratio (IV, Random, 95% CI) 0.32 [0.03, 2.96]
1.15.2 Rash 2 228 Risk Ratio (IV, Random, 95% CI) 0.79 [0.14, 4.62]
1.16 Adverse effects: urinary 6   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.16.1 Enuresis 6 552 Risk Ratio (IV, Random, 95% CI) 1.12 [0.67, 1.86]
1.17 Quality of life 2   Std. Mean Difference (IV, Random, 95% CI) Subtotals only
1.18 Tolerability/acceptability: loss to follow‐up 13   Risk Ratio (IV, Random, 95% CI) Subtotals only
1.19 Subgroup analysis: age ‐ irritability 11 938 Std. Mean Difference (IV, Random, 95% CI) ‐0.87 [‐1.24, ‐0.50]
1.19.1 Adults only 1 30 Std. Mean Difference (IV, Random, 95% CI) ‐0.94 [‐1.70, ‐0.18]
1.19.2 Children only 10 908 Std. Mean Difference (IV, Random, 95% CI) ‐0.87 [‐1.26, ‐0.47]
1.20 Subgroup analysis: age ‐ aggression 1 77 Mean Difference (IV, Random, 95% CI) ‐3.80 [‐7.61, 0.01]
1.20.1 Children only 1 77 Mean Difference (IV, Random, 95% CI) ‐3.80 [‐7.61, 0.01]
1.21 Subgroup analysis: cognitive ability ‐ irritability 10 925 Std. Mean Difference (IV, Random, 95% CI) ‐0.91 [‐1.29, ‐0.52]
1.21.1 Mixed IQ 10 925 Std. Mean Difference (IV, Random, 95% CI) ‐0.91 [‐1.29, ‐0.52]