Lifelines used two items from the Health and Work Performance questionnaire (HPQ) (section: wellbeing & subjective health), in the context of an additional questionnaire on menopause and work (MAWQ):
| Questions English | Questions Dutch | Variable | Code | Assessment | Age |
| On a scale from 0 to 10, where 0 is the worst job performance anyone could have at your job and 10 is the performance of a top worker, how would you rate your overall job performance on the days you worked during the past 4 weeks? | Op een schaal van 0 tot 10, waarin de score 0 overeenkomt met de slechtst mogelijke prestatie en de score 10 met de best mogelijke prestatie in uw werk, hoe zou u uw algehele werkprestatie beoordelen in de afgelopen 4 weken? | OVERGANG8 | hpq_performance_adu_q_01 | MAWQ | 40-67 |
| How many days have you not worked in the past 3 months due to health problems? | Hoeveel dagen hebt u de afgelopen 3 maanden vanwege gezondheidsproblemen niet gewerkt? | OVERGANG9 | hpq_absence_adu_q_02 | MAWQ | 40-67 |