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. 2017 Aug 3;12(8):e0181616. doi: 10.1371/journal.pone.0181616

Table 2. Descriptive statistics of the scales.

N Item Minimum Item Maximum Item Mean Scale Mean SD Cronbach’s Alpha Scale Range
FS (8 items) 876 4.39 4.91 4.605 36.84 8.47 .88 8 to 56
SPANE P (6 items) 953 3.39 3.71 3.50 21.00 4.39 .82 6 to 30
SPANE N (6 items) 948 2.03 2.64 2.28 13.66 4.82 .81 6 to 30
SPANE B (12 items) 931 / / / 7.31 7.34 .85 -24 to 24
SWLS (5 items) 915 3.54 4.08 3.78 18.89 5.79 .79 5 to 35
Perceived Physical Health 1002 1 5 3.47 / .92 / 1 to 5

Note: The reliability of SPANE-B is based on reliability of difference score.