Table 1.

Perceived factors that promote green exercise in adult Norwegians: included items and sample’s mean values.

Identifies Components and Included Items a	N b	Eigenvalues	α
Accessibility to nature -“Better parking opportunities by parks, green spaces and other natural environments from my homeplace” -“Better collective transport to parks …” -“Better access to parks…” -“Better accessibility to parks… for people with disabilities” -“Better information about walking/hiking trails in the vicinity”	1288	6.22	0.90
Social support -“That I am invited by friends” -“That I can be together with others” -“That I am invited from groups or associations”	1358	1.84	0.81
PA-supportive places -“Better access to cycling routes” -“Better access to ski-trails in the winter” -“Better access to walking routes” -“Better access to walking/hiking trails in the forest and open spaces” -“Better access to the seaside, beaches and coasts”	1321	1.25	0.86
Institutional support -“Whether the doctors recommends me to be more physically active” -“That the authorities carry out informational campaigns”	1345	1.01	0.51
Time flexibility c -“That I don’t need to join everytime, but that I can do it when it suits me”	1347	-	-

^a Factor loading, from the highest to lowest. ^b Rating scale: 1 = “Not important; 4 = “Very important”; different sample sizes are result of excluding respondents who answered that all the individual items “did not apply” to them. ^c The item was excluded from the main categories because of poor factor loading.