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Table 4 Intra-rater reliability (Cohen’s kappa) by domain

From: A reliability assessment of a direct-observation park evaluation tool: the Parks, activity and recreation among kids (PARK) tool

Domain

# Items

Average Kappa

Highest Kappa

Lowest Kappa

# Items ≥ 0.40 Kappa

% Items ≥ 0.40 Kappa

Activities

15

0.74

0.94

−0.03

13

93 %

Environmental Quality

9

0.60

1.00

0.38

8

89 %

Services

8

0.66

0.73

0.63

7

100 %

Safety

6

0.49

0.74

0.32

4

67 %

General Impression

6

0.62

0.84

0.48

6

100 %

Overall

44

0.62

0.85

0.36

38

90 %

  1. Note: kappa could not be calculated for 1 item in the Activities domain and 1 item in the Services domain due to a lack of response variation between observers