Side-by-side comparison helps you choose the right calculator for a specific clinical question.
Mental Health
Interpret Beck Depression Inventory-II (BDI-II) total scores. One of the most widely cited depression severity measures, scoring 0–63.
Formula
Sum of 21 items (each 0–3). Total: 0–63. Minimal ≤13, Mild 14–19, Moderate 20–28, Severe 29–63.
Inputs
Mental Health
Screen for depression severity using the Patient Health Questionnaire-9 (PHQ-9). Score ranges from 0 to 27 across five severity categories.
Formula
Total score = sum of all 9 items (each 0-3). Range 0-27.
Inputs