On top of the general assessments, additional assessments may be performed in selected groups of Lifelines participants (e.g. “subcohorts”) in order to collect additional questionnaire data, measurements and/or biomaterials.
Additional assessments are performed at the initiative of (and in collaboration with) external research groups, and an embargo period for use of additional data by third parties may apply.
The following additional assessments have been performed:

• ACNQ, a questionnaire on acne
• ACTQ, a questionnaire on daily activities and leisure activities (DALAS)
• ADHQ, a questionnaire on ADHD and related behavioral problems
• AUTQ, a questionnaire on autistic traits
• BIGQ, a questionnaire on values and beliefs around big data use
• BLUQ, a questionnaire on children's exposure to blue light
• COVQ, a series of questionnaires on covid-19, ongoing
• DAG1, a.k.a. DEEP, the assessment of the microbiome and methylome of ca. ~1.500 participants
• DAG2, the assessment of whole genome + microbiome in ca. 165 participants
• DAG3, the assessment of the microbiome of ca. ~9.000 participants
• DAG4, the follow-up to DAG3
• DCDQ, a questionnaire on motoric development
• DEAQ, a questionnaire on lifetime depression and anxiety (BIONIC-II)
• DEPQ, a questionnaire on lifetime depression (BIONIC-I)
• DIVQ, a questionnaire on well-being and the kinship network after parental divorce
• EARQ, a questionnaire on experiences with earthquakes
• EYEL, the assessment of glaucoma in elderly participants (EyeLife, ongoing)
• GWAS, the genotyping of ~15.000 participants (freely available)
• HAIR, the collection & analysis of scalp hair samples
• INFQ, a questionnaire on informal care (ICAS)
• IMAL, the assessment of CT scans of the lungs & hearts of ~12.000 participants (ImaLife, ongoing)
• MAWQ, a questionnaire on menopause and work
• MHDQ, a questionnaire on the links between (familial) mental health and diabetes
• MUSQ, a questionnaire on language use and musical training
• MYST, the use of quantified-self devices in ~100 participants
• NEXT, the assessment of ~1500 pregnant Lifelines participants, their partners, and their babies (ongoing)
• OPTQ, a questionnaire on optimism and emotion regulation
• RELQ, a questionnaire on the cognitive benefits of regional language use
• ROAQ, a questionnaire on female reproductive health (ROAHD)
• SALT, additional urine analyses and questionnaire on salt usage
• SHIQ, a questionnaire on shiftwork and irregular working hours
• SKIQ, a questionnaire on the skin conditions hidradentitis supperative and eczema
• SPEQ, a questionnaire on speech, language, and music
• UGLI, the genotyping of ~38.500 participants (freely available)
• VESP, the assessment of fertility, sperm quality and plasma hormones in ~200 participants (Vesper)