Mental health during ecological crisis: translating and validating the Hogg Eco-anxiety Scale for Argentinian and Spanish populations

Table 4 Psychometric properties of the items and subscales’ reliability

Factor	Item	M (SD)	CITC	Skewness	Kurtosis	α – item deleted	Total α (95% CI)	Subscale M (SD)
Affective symptoms	1	0.94 (0.81)	0.65	0.89	0.72	0.69	0.78 (0.76 − 0.80)	0.84 (0.64)
	2	0.75 (0.87)	0.57	1.13	0.65	0.74
	3	0.92 (0.89)	0.66	0.86	0.15	0.69
	4	0.74 (0.69)	0.48	0.82	1	0.78
Rumination	5	0.64 (0.70)	0.69	1.08	1.48	0.71	0.81 (0.79 − 0.82)	0.64 (0.59)
	6	0.51 (0.64)	0.65	1.18	1.68	0.75
	7	0.77 (0.74)	0.65	0.96	1.14	0.75
Behavioural symptoms	8	0.69 (0.88)	0.51	1.23	0.74	0.66	0.71 (0.69 − 0.74)	0.57 (0.62)
	9	0.43 (0.67)	0.55	1.69	3.06	0.62
	10	0.59 (0.77)	0.55	1.32	1.39	0.59
Personal impact anxiety	11	0.62 (0.72)	0.59	1.15	1.34	0.77	0.79 (0.78 − 0.81)	0.69 (0.64)
	12	0.67 (0.73)	0.69	1.01	0.94	0.67
	13	0.78 (0.82)	0.64	1.01	0.62	0.72

Note. M, mean; SD, standard deviation; CITC, Corrected item-total correlation; α – item deleted, Cronbach’s alpha if the item is dropped; CI, confidence interval; α, Cronbach’s alpha. Item numbers correspond to the items listed in Additional File 1

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