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Smart Data Extraction

Automated extraction from PDFs with verification

Smart Data Extraction

Extract structured data from research papers using advanced AI that reads, understands, and populates your forms automatically.

How It Works

Intelligent PDF Processing

  1. Document Analysis: AI reads the entire paper structure
  2. Content Recognition: Identifies sections, tables, figures
  3. Data Identification: Locates relevant information
  4. Field Population: Pre-fills your extraction form
  5. Source Linking: Shows exactly where data came from

Confidence Indicators

Every extracted field shows:

  • 🟢 High confidence: AI is certain (verify quickly)
  • 🟡 Medium confidence: Check recommended
  • 🔴 Low confidence: Manual entry needed
  • ⚪ Not found: Data not detected in paper

Extraction Forms

Pre-Built Templates

Choose from validated templates:

  • RCT Template: Randomized controlled trials
  • Cohort Study Template: Observational research
  • Diagnostic Accuracy: Test evaluation studies
  • Qualitative Studies: Thematic data extraction

Custom Forms

Create forms tailored to your review:

  • Drag-and-drop field builder
  • Multiple field types (text, number, dropdown, etc.)
  • Conditional logic
  • Repeating groups (multiple arms, outcomes)

Data Categories

Study Characteristics

  • Publication details
  • Study design
  • Country/setting
  • Funding sources
  • Registration information

Population

  • Sample size (total, per group)
  • Demographics (age, sex)
  • Inclusion/exclusion criteria
  • Baseline characteristics

Intervention

  • Description
  • Dosage/intensity
  • Duration
  • Delivery method
  • Provider

Comparators

  • Control type
  • Description
  • Matching details

Outcomes

  • Definition
  • Measurement tool
  • Timing
  • Results (means, SDs, events)

Working with Extracted Data

Verification Workflow

  1. Review pre-filled data
  2. Click to see source in original PDF
  3. Confirm or correct each field
  4. Add notes for clarification

Dual Extraction

For critical data:

  • Two extractors work independently
  • Discrepancies highlighted
  • Reconciliation interface
  • Audit trail maintained

Data Validation

Automatic checks for:

  • Numerical consistency
  • Required field completion
  • Cross-field logic
  • Statistical plausibility

Table Extraction

Automatic Table Detection

AI identifies and parses:

  • Results tables
  • Baseline characteristics
  • Outcome summaries
  • Statistical analyses

Table-to-Form Mapping

  • Select table cells
  • Map to extraction fields
  • Import multiple rows at once

Export Options

Structured Formats

  • Excel/CSV with all extracted data
  • RevMan-compatible format
  • PRISMA data files

For Analysis

  • Ready for meta-analysis software
  • Statistical package compatible
  • R/Stata friendly formats

Best Practices

For Quality

  • Always verify AI-extracted numerical data
  • Cross-check statistical results
  • Document unclear/missing data
  • Use "not reported" consistently

For Efficiency

  • Extract in batches by study design
  • Use pre-filled data as starting point
  • Focus manual effort on complex outcomes
  • Build reusable custom templates
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