TABLE 3.

Outbreak B involving 38 mature Icelandic horses with 100% morbidity sampled 10 months after the index case

10 months after index (n = 38)	Noncarrier (n = 24)	Carriers (n = 14)
Clinical score	Median 0 a (0‐1)	Median 1a (0‐1)
Endoscopy score	Median 0b (0‐2)	Median 0b (0‐2)
AgA pos	19c	9c
A suspicious	0	2
Ag C pos	13d	8d
C suspicious	5	2
Ag A or C pos	21e	12e
A&C neg	3f	0f

Note: Ranges in brackets.

Abbreviations: pos, positive; neg, negative.

^a P = .24; ^b P = .35, (chi square); ^c P = .45; ^d P = 1; ^e P = 1; ^f P = .28 (Fishers exact test).