Table 11.

Descriptive statistics of original and shortened scales at measurement time point 1.

	M	SD	f	f%	Coding
Psychological ownership for the water system at baseline (7 items. original)	3.49	1.04
Psychological ownership for the water system at baseline (4 items)	3.17	0.82			1–5
			18	5.49	1
			6	1.83	1.25
			8	2.44	1.5
			14	4.27	1.75
			16	4.88	2
			9	2.74	2.25
			14	4.27	2.5
			13	3.96	2.75
			14	4.27	3
			10	3.05	3.25
			16	4.88	3.5
			7	2.13	3.75
			148	45.12	4
			16	4.88	4.25
			10	3.05	4.5
			4	1.22	4.75
			5	1.52	5

Note: N = 328. f = absolute frequency. f% = relative frequency. M = Mean; SD = standard deviation.