Table 3.

Result of Spatial Regression Analysis among Human Immuno deficiency Virus-Infected Men Who Have Sex with Men in China, 2006–2015

	Ordinary Least Squares		Spatial Lag Model
Variable	Coefficient	t Statistic	Coefficient	z Value
ρa			0.493	24.337b
Constant	–1.559	–7.366b	–1.790	–9.609b
No. of medical institutions	0.132	14.209b	0.116	13.865b
Per capita gross domestic product	0.134	3.882b	0.063	2.066c
Population density	0.867	19.514b	0.507	12.376b
R 2	0.214		0.391

^aRegression coefficient of spatial lag variable.

^b P < .001.

^c P < .05.