Table 1.

Overview data sets

	Data set	N	Age			RSPM score
			M (SD)	min	max	M (SD)	min	max
Younger age group	Orwell study	289	N.A. (N.A.)*	N.A.*	N. A.*	37.17 (6.91)	15	56
Older age group	Data set 1	557	13.14 (0.36)	12.52	14.55	44.43 (6.63)	10	59
	Data set 2	157	13.99 (0.39)	12.61	14.65	44.59 (6.82)	19	56
	Data set 3	273	14.75 (0.72)	13.03	17.3	42.15 (7.45)	11	58
	Total	987	13.72 (0.86)	12.52	17.3	43.83 (6.97)	10	59

N is calculated after omitting missing values.

^*Due to data protection reasons, we did not receive the exact age for each participant.