Table 2 Primary data to be collected in project Vitamin G2 in a 100 person sample in each of 80 urban neighborhoods

1) Primary dependent variables

perceived general health, acute complaints, chronic illness, mental health, disabilities, well-being, feelings of safety

2) Variables related to underlying mechanisms

levels of stress, mental fatigue

use of local green areas: distance from home, frequency of visitation, duration of visits, activities performed during visits, accompanying persons, interactions with other people during visits

perceived social cohesion, participation in neighborhood social activities, social contacts

3) Variables related to the supply of urban greenery

detailed land use data, observed greenery situation from site visits

4) Other relevant variables (including possible confounders), such as:

risky (such as smoking, drinking) and positive health behavior (e.g. total amount of physical activity)

knowledge, perception, and evaluation of green elements within the local environment

possession of durable consumer goods: allotment garden, caravan, sports equipment and their use

participation in alternative leisure activities: non-green activities and visits to green areas outside the living environment (distance, frequency, duration, activities), holidays and short breaks

socio-economic background characteristics of the respondent, including housing conditions