Table 3.

Prevalence of Campylobacter spp. by season. J-M: January-March; A-J: April-June; JY-S: July-September; O-D: October-December

			Percentage
Months	No-samples	Positive (%, UCI-LCIa)	C. jejuni	C. coli
J-M	124	50 (40, 49–31)	88	10
A-J	285	116 (41, 46–34)	66	30
JY-S	311	131 (41, 47–36)	56	34
O-D	35	11 (34, 49–17)	91	9

^a Upper and lower confidence intervals.

No statistical difference was found for the number of positives by season.