Using Real-Time Syndromic Surveillance to Analyze the Impact of a Cold Weather Event in New Mexico

Table 3

Agreement between chief complaint and diagnosis codes related to cold weather events ( = 2,738 ED visits).

	Chief complaint and diagnosis codes
	Kappa	95% CI
Snow and ice incidents	0.10	0.09, 0.11
Transport related incidents	0.74	0.72, 0.76
Falls involving snow and ice	0.17	0.16, 0.18
Falls in general	0.38	0.36, 0.40
Overall	0.50	0.48, 0.52