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. 2020 Jun 3;20:844. doi: 10.1186/s12889-020-08979-w

Table 3.

Descriptive statistics, floor and ceiling effects and reliability of the Korean version of RTWSE

Scale Mean SD N (%) at floor N (%) at ceiling Cronbach’s alpha Intercorrelations
(1) (2) (3)
Total RTWSE-17 score 6.20 1.99 0 (0.0) 3 (1.5) 0.925 .893 (<.001) .842 (<.001) .743 (<.001)
(1) Meeting job demand 5.72 2.48 5 (2.5) 8 (4.0) 0.926 1 .612 (<.001) .494 (<.001)
(2) Modifying job task 5.39 2.55 10 (5.0) 7 (3.5) 0.851 1 .501 (<.001)
(3) Communicating needs 7.68 2.05 0 (0.0) 25 (12.4) 0.842 1