Inconsistencies Exist in National Estimates of Eye Care Services Utilization in the United States

Table 4

A comparison of utilization of office-based physician services across databases in the US.

	Weighted number of adults	Weighted number of visits	Weighted percent of adults visiting a physician
Number of visits to an MD/DO in 12 months by adults (18 years or older):
2012 MEPS	160,637,294	829,664,093	67.7
2010 NAMCS	N/A	817,302,463	N/A
Number of adults (18 years or older) who received a routine checkup by physician in 12 months:
2012 NHIS	154,957,097	N/A	67.1
2012 BRFSS	161,513,385	N/A	67.7
2012 MEPS	154,480,018	N/A	67.5