f-reported gender identity",
                    "type": "categorical",
                    "values": ["Male", "Female", "Non-binary", "Prefer not to say"],
                    "keywords": ["demographic", "gender", "identity"],
                    "reference": "WHO guidelines 2023"
                }
            },
            "psychological": {
                "gad7": {
                    "name": "gad7",
                    "description": "Generalized Anxiety Disorder 7-item scale",
                    "ty