Table 2.

Incidence rate of coeliac disease in Campania by age at diagnosis in each province of residence during the period 2011–2013

		Cases	Person- yearsa	CD Incidence per 100,000 person- years (95% CI)
NA	Age groups
	<4	271	492,272	55 (48.7–62)
	5–19	331	1,666,055	19.9 (17.8–22.1)
	20–29	162	1,220,185	13.3 (11.3–15.5)
	30–49	256	2,724,817	9.4 (8.3–10.6)
	50–69	51	2,101,400	2.4 (1.8–3.2)
	70+	11	984,730	1.1 (0.6–2)
SA	Age groups
	<4	101	149,464	67.6 (55–82.1)
	5–19	129	517,908	24.9 (20.8–29.9)
	20–29	69	422,656	16.3 (12.7–20.7)
	30–49	131	967,082	13.5 (11.3–16.1)
	50–69	34	782,476	4.3 (3–6.1)
	70+	9	456,146	2 (0.9–3.7)
CE	Age groups
	<4	54	143,526	37.6 (28.2–49.1)
	5–19	74	482,964	15.3 (12.0–19.2)
	20–29	53	366,374	14.5 (10.8–18.9)
	30–49	86	830,747	10.3 (8.2–12.8)
	50–69	13	607,149	2.1 (1.1–3.6)
	70+	1	299,679	0.3 (0.008–1.8)
AV	Age groups
	<4	24	53,986	44.4 (28.5–66.1)
	5–19	44	194,527	22.6 (16.4–30.3)
	20–29	33	163,487	20.2 (13.9–28.3)
	30–49	42	378,442	11.1 (8.0–15.0)
	50–69	12	306,644	3.9 (2.0–6.8)
	70+	1	199,429	0.5 (0.01–2.7)
BN	Age groups
	<4	17	35,213	48.3 (28.1–77.3)
	5–19	14	128,428	10.9 (5.9–18.3)
	20–29	8	106,279	7.5 (3.2–14.8)
	30–49	17	244,292	6.9 (4.0–11.1)
	50–69	1	201,730	0.5 (0.01–2.7)
	70+	0	140,143	0

^aISTAT data 2011 and 2012 and 2013.

NA: Naples; SA: Salerno; CE: Caserta; AV: Avellino; BN: Benevento