Is an internal comparison better than using national data when estimating mortality in longitudinal studies?

Keyphrases

• Hazard Ratio 100%
• National Database 100%
• Internal Comparison 100%
• Standardized Mortality Ratio 75%
• Mortality Risk 50%
• Inflammatory Bowel Disease 50%
• Celiac Disease 50%
• Wales 50%
• National Population 50%
• Barrett's Esophagus 50%
• Office for National Statistics 25%
• Disease Groups 25%
• Mortality Data 25%
• Population Data 25%
• General Practice Research Database 25%
• Indirect Standardization 25%
• Death Rate 25%
• Calendar Time 25%
• Matched Control Group 25%
• Practice Time 25%

Nursing and Health Professions

• Hazard Ratio 100%
• Standardized Mortality Ratio 75%
• Cohort Analysis 50%
• Coeliac Disease 50%
• Inflammatory Bowel Disease 50%
• Barrett Esophagus 50%
• General Practice 25%
• Mortality Rate 25%
• Disease 25%
• Esophagus Disease 25%

Mathematics

• Hazard Ratio 100%
• Longitudinal Study 100%
• Comparison Group 50%
• Death Rate 25%
• Statistics 25%
• Comparator 25%
• Control Group 25%