Table 1. Comparison of the degree of trust and service condition of six media.

	The degree of trust (%)	Media coverage (%)	Usage frequency (times/day) or (minutes/day)	Average forwarding number (persons)
SMS	41.3	97.2	>10 times	11.8
Microblog	48.3	66.5	7.5 times	132
News portal	57.7	85.0	84.5 min	0
Cell phone	43.3	99.0	>10 times	9.7
Television	79.0	91.7	99.9 min	0
Oral	38.91	100.0		3.9