TABLE 1—

American Academy of Pediatrics Guidelines for Childhood Preventive Care Visits and Age Range for On-Time Utilization

	Recommended Period, Age in Monthsa		Recommended Period, Days From Birthb
Recommended Visit	From	To	From	To
2 wk	7 d	< 1 mo	7	29
2 mo	1	2	30	61
4 mo	3	4	91	122
6 mo	5	7	152	213
9 mo	8	10	243	304
1 y	11	13	334	396
15 mo	14	16	425	487
18 mo	17	19	516	578
2 y	20	29	608	882
3 y	30	41	912	1247
4 y	42	53	1276	1612
5 y	54	65	1641	1976
6 y	66	83	2006	2524
8 y	84	107	2553	3253

^aFrom Table 2 in Byrd et al.²¹

^bWe computed days from birth from the recommended age in months in such a way that the interval is the widest and most lenient possible.