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Table 4 Descriptive statistics for items (n = 8405)

From: The reliability, validity and screening effect of the happiness index scale among inpatients in a general hospital

Item M SD Min Max Skewness Kurtosis
HIS 1 0.047 0.108 0.000 0.609 2.757 8.736
HIS 2 0.030 0.077 0.000 0.507 2.986 10.704
HIS 3 0.026 0.069 0.000 0.429 3.219 11.892
HIS 4 0.029 0.081 0.000 0.531 3.339 13.119
HIS 5 0.090 0.179 0.000 0.891 2.128 4.474
HIS 6 0.104 0.196 0.000 0.978 1.977 3.843
HIS 7 0.013 0.113 0.000 1.021 8.824 75.876
HIS 8 0.010 0.111 0.000 1.281 11.331 126.412