データエンジニアリング
Apple Health Evidence-Based Data Analysis
This skill should be used when the user asks to "analyze health data", "analyze Apple Health export", "parse export.xml", "health report", "generate health report", "sleep analysis", "VO2max analysis", "step count analysis", "heart rate analysis", "分析健康数据", "分析 Apple Health 导出", "健康报告", "睡眠分析", "运动分析", or mentions Apple Health export.xml, HealthKit data analysis, Apple Watch health metrics, understanding Apple Watch data, or evidence-based health data interpretation. Provides evidence-based methodology for Apple Health data analysis with three-phase ETL pipeline, tier-based indicator classification, A/B/C/D per-indicator analysis framework, and dose-response research citations.