Table 1. Influenza vaccination coverage by industry of employment among workers ≥18 years – Behavioral Risk Factor Surveillance System – 2013, 21 States^*.

Industry sector (2002 NAICS code)	n	%† (95% CI)
Management of companies and enterprises (NAICS 55)	161	52.6 (34.2-70.3)
Healthcare and social assistance (NAICS 62)	15,574	52.4 (50.7-54.0)
Public administration (NAICS 92)	7,090	44.6 (42.4-47.0)
Educational services (NAICS 61)	10,818	37.8 (35.8-39.7)
Professional, scientific, and technical services (NAICS 54)	5,631	34.8 (32.6-37.1)
Information (NAICS 51)	1,967	33.8 (29.9-37.9)
Finance and insurance (NAICS 52)	4,111	33.0 (30.1-36.2)
Real estate and rental and leasing (NAICS 53)	1,787	31.8 (27.4-36.6)
Utilities (NAICS 22)	962	31.8 (26.2-37.9)
Manufacturing (NAICS 31-33)	5,362	30.6 (28.3-32.9)
Retail trade (NAICS 44-45)	5,782	27.5 (25.3-29.9)
Arts, entertainment, and recreation (NAICS 71)	1,733	27.2 (22.7-32.1)
Other services (except public administration) (NAICS 81)	4,606	26.7 (24.1-29.5)
Transportation and warehousing (NAICS 48-49)	3,300	25.6 (22.7-28.7)
Administrative and support and waste management and remediation services (NAICS 56)	2,527	24.6 (21.6-27.8)
Wholesale trade (NAICS 42)	1,259	24.5 (20.3-29.3)
Mining, quarrying, and oil and gas extraction (NAICS 21)	1,307	23.8 (19.4-28.8)
Agriculture, forestry, fishing, and hunting (NAICS 11)	3,298	21.9 (18.2-26.1)
Accommodation and food services (NAICS 72)	3,812	21.3 (18.8-24.1)
Construction (NAICS 23)	5,587	18.7 (16.9-20.6)

Abbreviations: NAICS=North American Industry Classification System (http://www.census.gov/eos/www/naics/); CI=confidence interval.

^*California, Florida, Illinois, Louisiana, Missouri, Massachusetts, Michigan, Minnesota, Mississippi, Montana, Nebraska, New Hampshire, New Jersey, New Mexico, New York, North Dakota, Oregon, Utah, Washington, Wisconsin, Wyoming.

^†Weighted proportion of respondents who reported receiving an influenza vaccine in the past 12 months.