Table 4.

t Test for Dependent Samples: Reported Pre to Post Changes in SC Dimensions

	95% Confidence Interval of Difference
	Mean	SD	Std. Error Mean	Lower	Upper	t	df	Sig. (2- tailed)
SOC post - SOC pre	1.63	1.00	0.20	1.22	2.05	8.16	24	0.00 ††
Collective effic. post - CE pre	0.63	0.72	0.14	0.34	0.93	4.43	24	0.00 ††
Neighboring post - Neigh. Pre	0.91	0.82	0.17	0.56	1.26	5.43	23	0.00 ††
Partic. post - Partic. pre a	0.05	0.17	0.03	−0.01	0.12	1.69	27	0.10
Partic.M post - Partic.M pre b	0.03	0.24	0.05	−0.07	0.12	0.59	27	0.56
Partic.W post - Partic.W pre c	0.08	0.17	0.03	0.02	0.15	2.54	27	0.02 †

^aParticipation overall in neighborhood meetings and work.

^bParticipation in neighborhood meetings (i.e., for one of four groups: neighborhood associations, religious groups, youth-related groups, or crime-related groups).

^cParticipation in neighborhood work or action (for one or more of the same four groups).

^††p < 0.01, two-tailed.

^†p < 0.05, two-tailed.