Exploring bikeability in a metropolitan setting: stimulating and hindering factors in commuting route environments

Table 4 Participants' ratings of environmental variables (n = 821-827)

Variable	Mean ± SD	15-point response scale
		1	15
Hinders or stimulates	9.16 ± 3.32	Hinders a lot	Stimulates a lot
Exhaust fumes	9.91 ± 3.15	Very low	Very high
Noise	9.62 ± 3.04	Very low	Very high
Flow of motor vehicles	11.14 ± 3.34	Very low	Very high
Speeds of motor vehicles	9.45 ± 2.83	Very low	Very high
Speeds of bicyclists	9.17 ± 2.85	Very low	Very high
Congestion: all types of vehicles	10.45 ± 3.30	Very low	Very high
Congestion: bicyclists	8.93 ± 3.73	Very low	Very high
Conflicts	8.27 ± 3.73	Very low	Very high
Bicycle paths/lanes/roads	5.86 ± 2.87	0%	100%*
Traffic: unsafe or safe	8.53 ± 3.69	Very unsafe	Very safe
Greenery	7.08 ± 4.02	Very low	Very high
Ugly or beautiful	10.12 ± 3.28	Very ugly	Very beautiful
Course of the route	6.99 ± 3.83	Very little	Very much
Hilliness	5.10 ± 3.54	Very little	Very much
Red lights	8.18 ± 4.31	Very little	Very much

*Percentage values have been transformed into an 11-point scale. Minimal value = 0 and maximal value = 10. For the questions associated with the variables, see Table 2

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