Table 3.

Descriptive statistics—reliability, mean, SD, skewness, and kurtosis of all items of the BSMAS-RO

Item	If item dropped		Corrected item-total correlation	Mean	SD	Skewness (Std. error of skewness)	Kurtosis (Std. error of kurtosis)
	McDonald’s ω	Cronbach’s α
SMA1	0.807	0.806	0.690	1.679	1.106	1.70(.092)	2.06(.184)
SMA2	0.811	0.811	0.657	2.109	1.285	0.85(.092)	− 0.49(.184)
SMA3	0.817	0.816	0.629	1.930	1.227	1.10(.092)	0.02(.184)
SMA4	0.850	0.849	0.490	2.089	1.407	0.96(.092)	− 0.49(.184)
SMA5	0.810	0.808	0.678	1.695	1.134	1.58(.092)	1.42(.184)
SMA6	0.817	0.816	0.631	1.665	1.131	1.69(.092)	1.82(.184)