Scientific Programming / 2020 / Article / Tab 4 / Review Article
A Systematic Review of Healthcare Big Data Table 4 Important sources of healthcare data.
Healthcare data Features Sources Clinical data Data within electronic health records (EHRs) can be either structured (e.g., EMRs and clinical data), unstructured (e.g., clinical trials data), or semistructured (e.g., claims data) forms [26 ] Patient-generated data Biometric data, social media data, online data (e.g., blogs, Facebook posts, and Twitter) [27 ] Sensor data Data produced by sensor-based devices (e.g., vital signs, ECG, and handheld devices) [28 ā30 ] Genomic data Gene typing (e.g., gene expression and DNA sequence) [11 , 31 , 32 ] Clinical research data Health product data (e.g., drug information) [33 ] External data Insurance data (e.g., financial data) Biometric data (e.g., fingerprints) [34 ]