Table 44. Selected STDs and Complications — Initial Visits to Physicians' Offices, National Disease and Therapeutic Index, United States, 1966–2015

Year Trichomonas
Vaginalis

Infections*
Other
Vaginal
Infections*
Pelvic
Inflammatory
Disease †
1966 579,000 1,155,000 NA
1967 515,000 1,277,000 NA
1968 463,000 1,460,000 NA
1969 421,000 1,390,000 NA
1970 529,000 1,500,000 NA
1971 484,000 1,281,000 NA
1972 574,000 1,810,000 NA
1973 466,000 1,858,000 NA
1974 427,000 1,907,000 NA
1975 500,000 1,919,000 NA
1976 473,000 1,690,000 NA
1977 324,000 1,713,000 NA
1978 329,000 2,149,000 NA
1979 363,000 1,662,000 NA
1980 358,000 1,670,000 423,000
1981 369,000 1,742,000 283,000
1982 268,000 1,859,000 374,000
1983 424,000 1,932,000 424,000
1984 381,000 2,450,000 381,000
1985 291,000 2,728,000 425,000
1986 338,000 3,118,000 457,000
1987 293,000 3,087,000 403,000
1988 191,000 3,583,000 431,000
1989 165,000 3,374,000 413,000
1990 213,000 4,474,000 358,000
1991 198,000 3,822,000 377,000
1992 182,000 3,428,000 335,000
1993 207,000 3,755,000 407,000
1994 199,000 4,123,000 332,000
1995 141,000 3,927,000 262,000
1996 245,000 3,472,000 286,000
1997 176,000 3,100,000 260,000
1998 164,000 3,200,000 233,000
1999 171,000 3,077,000 250,000
2000 222,000 3,470,000 254,000
2001 210,000 3,365,000 244,000
2002 150,000 3,315,000 197,000
2003 179,000 3,516,000 123,000
2004 221,000 3,602,000 132,000
2005 165,000 4,071,000 176,000
2006 200,000 3,891,000 106,000
2007 205,000 3,723,000 146,000
2008 204,000 3,571,000 104,000
2009 216,000 3,063,000 100,000
2010 149,000 3,192,000 113,000
2011 168,000 3,102,000 90,000
2012 219,000 3,452,000 106,000
2013 225,000 3,278,000 88,000
2014 155,000 3,419,000 51,000
2015 139,000 3,215,000 68,000

* Females only.

† Females aged 15-44 years only.

NA = Not available.

NOTE: Standard errors for estimates under 100,000 are not available. The relative standard errors for estimates 100,000-299,999 are from 19% to 23%; 300,000-599,999 are from 16% to 19%; 600,000-999,999 are from 13% to 16%; and 1,000,000-5,000,000 are from 7% to 13%.

SOURCE: National Disease and Therapeutic Index, IMS Health, Integrated Promotional Services. IMS Health report, 1966–2015. The 2016 data were not obtained in time to include them in this report. See Section A2.5 in the Appendix for more information.

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