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Table 1 Data extraction proforma

From: Ventriculoperitoneal shunt insertion for hydrocephalus in human immunodeficiency virus-infected adults: a systematic review and meta-analysis protocol

  Data to be extracted Data
Population Age range  
Diagnostic modality for hydrocephalus/CSF hypertension  
Diagnostic modality for underlying aetiology  
CD4+ cell count range (for each underlying aetiology)  
Country population derived from  
Severity of disease at baseline (using GCS, palur grade, MRC scale, GOS or mRS) for each underlying aetiology  
Communicating or non-communicating hydrocephalus  
Intervention Primary VPS or following EVD  
Catheter type (plain silicon, antibiotic impregnated, silver impregnated)  
Comparison intervention Description of intervention  
Frequency of intervention  
Outcome (for each underlying aetiology and intervention) Survival at 1, 6 and 12 months  
Causes of death at 1, 6 and 12 months  
Rate of shunt failure at 1, 6 and 12 months  
Rates of complication at 1, 6 and 12 months  
Validated outcome measure at 1, 6 and 12 months