Table 3.

Construction of health and wellbeing outcome measures.

Variable	Original coding or components	Dichotomous recoding or recoding of quintiles
Sad [q2018]	None, mild, moderate, severe, extreme	0=none or mild 1=at least some sad
Worry[q2019]	None, mild, moderate, severe, extreme	0=none or mild 1=at least some worry
Unhappy[q7010]	Very happy, happy, neither, unhappy, very unhappy	0=happy 1=at least some unhappy
Dissatisfied [q7008]	Very satisfied, satisfied, neither, dissatisfied, very dissatisfied	0=satisfied 1=at least dissatisfied
Health status [q2002-2024]	Mobility, self care, pain and discomfort, cognition, interpersonal activities, sleep, energy, affect, vision; scale 0 (poor health) to 100 (good health)	0=60% best health 1=40% poorest health
Function [q2025-2046]	interpersonal activities, difficulties in daily living such as standing, walking, household duties, learning, concentrating, self care; scale 0 (low ability) to 100 (high ability)	0=60% best 1=40% poorest
Quality of life [q7001-7002]	Enough energy for daily life, enough money to meet needs, satisfaction with-own's health, with oneself, ability to perform daily activities, personal relationships, condition of your living space, rate your overall quality of life; scale 0 low quality of high to 100 high quality of life	0=60% best 1=40% worst