import type { AssessmentDefinition } from "../types.ts";
/**
 * WHO-5 — World Health Organization Well-Being Index.
 *
 * 5 positively worded items, 0–5 frequency scale over the past two weeks.
 * The raw sum (0–25) is multiplied by 4 and reported as a 0–100 percentage;
 * higher scores mean better well-being. A score of 50 or below indicates
 * reduced well-being and warrants screening for depression; 28 or below
 * indicates likely depression (Topp et al., 2015). Free to use.
 */
export declare const who5: AssessmentDefinition;