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Table 6 Crossing subscale characteristics: all studies combined (n = 319 crossing reliability pairs)

From: Development, scoring, and reliability of the Microscale Audit of Pedestrian Streetscapes (MAPS)

Subscale

# items (range)

Sample items* and overall subscale description

Mean (SD)

ICC, % Agreement

Range of item ICC or Kappa

Positive Subscales

     

Crosswalk Amenities/Qualities

9 (0–4)

Crosswalk characteristics (e.g., marked crosswalk, high visibility markings)

.987 (1.08)

.807, 70.2%

-.012 (curb extensions) - .816

Curb Quality/Presence

2 (0–2)

Pre- and post-crossing curb lining up with crossing

1.33 (.91)

.684, 82.4%

.648-.651

Intersection Control and Signage

10 (0–7)

Stop signs, pedestrian walk signals

1.28 (1.31)

.752, 71.6%

.327 (traffic circle) - .811

Overall Positive Crossing Characteristics Subscale

3 subscales (0–12)

Sum of subscales: crosswalk amenities/qualities, curb quality/presence, intersection control and signage

3.61 (2.53)

.828, 54.2%

See above

Negative Subscales

     

Lanes/Road Width of Crossing

1 (0–2)

Distance of crossing leg (# lanes wide, trichotomized)

.764 (.581)

.525, 72.9%

n/a

Crossing Impediments

7 (0–4)

No curb ramp, gutters in crossing, faded/worn crosswalk markings

1.14 (1.17)

.728, 72.9%

.188 (poor visibility at corners) - .893

Overall Negative Crossing Characteristics Subscale

2 subscales (0–5)

Sum of subscales: Lanes/Road Width of Crossing, Crossing Impediments

1.53 (1.48)

.587, 61.2%

See above

Overall Subscale

     

Overall Crossings Score

2 subscales (−4-8)

Sum of subscales: Overall Positive Crossing Characteristics-Overall Negative Crossing Characteristics

2.05 (2.27)

.830, 42.9%

See above

  1. *All item reliabilities can be found at: http://sallis.ucsd.edu.