APPENDIX 3.

RTI Visit Rate Per Person-Year, Total Antibiotic-Dispensing Rate Per Person-Year, and Antibiotic Rate Per Person-Year for Penicillins and Amoxicillin-Clavulanate, 2000–2001 Compared With 2009–2010

Age	Plan	RTI Visit Rate/Person-Year		Total Antibiotic Rate/Person-Year		Penicillin Rate/Person-Year		Amoxicillin-Clavulanate Rate/ Person-Year
		2000–2001	2009–2010	2000–2001	2009–2010	2000–2001	2009–2010	2000–2001	2009–2010
3 to <24 mo
	A	3.95	3.37	2.27	1.62	1.22	0.79	0.35	0.26
	B	2.49	2.17	1.40	0.91	0.80	0.51	0.20	0.11
	C	4.28	3.30	2.23	1.70	0.97	0.77	0.34	0.20
2 to <4 y
	A	2.39	2.09	1.54	1.14	0.82	0.54	0.20	0.15
	B	1.34	1.30	0.88	0.62	0.53	0.34	0.09	0.06
	C	2.30	1.82	1.35	1.05	0.60	0.44	0.18	0.11
4 to <6 y
	A	1.91	1.66	1.35	1.04	0.75	0.49	0.16	0.11
	B	0.96	0.97	0.71	0.51	0.46	0.30	0.05	0.04
	C	1.78	1.44	1.11	0.91	0.57	0.42	0.13	0.08
6 to <12 y
	A	1.19	1.08	0.88	0.74	0.50	0.34	0.08	0.07
	B	0.63	0.63	0.47	0.36	0.30	0.19	0.03	0.02
	C	1.25	0.99	0.79	0.64	0.42	0.28	0.08	0.05
12 to <18 y
	A	0.73	0.65	0.84	0.74	0.28	0.18	0.05	0.06
	B	0.45	0.48	0.50	0.47	0.18	0.13	0.02	0.02
	C	0.75	0.62	0.75	0.69	0.23	0.16	0.04	0.04

All changes from 2000–2001 to 2009–2010 were statistically significant (P < .001).