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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: Prev Med. 2016 Apr 13;88:134–139. doi: 10.1016/j.ypmed.2016.04.004

Table 1.

Cohort characteristics of vaccinated 19–26 year old females from administrative health insurance records with HPV vaccine initiation between 2006–2009 (N=24,964)

N %
Overall 24,964 100
Age at the 1st dose
 19–21 14,111 56.5
 22–26 10,853 43.5
Region
 Midwest 7,113 28.5
 Northeast 3,361 13.5
 South 10,841 43.4
 West 3,649 14.6
Provider giving the 1st dose
 Obstetrics/gynecology 12,180 48.8
 Primary care provider 8,725 35.0
 Adolescent/pediatric provider 3,295 13.2
 Other 764 3.1
Year of the 1st dose
 2006 1,369 5.5
 2007 10,398 41.7
 2008 7,929 31.8
 2009 5,268 21.1
Number of doses received
 1 5,369 21.5
 2 5,951 23.8
 3 13,477 54.0
 4+ 167 0.7
Appropriate interval between doses 1 and 3
 Appropriatea 8,719 34.9
 Inappropriate 4,925 19.7
 < 3 doses 11,320 45.3
History of cervical dysplasiab
 No 20,847 83.5
 Yes 4,117 16.5
Number of women who received tests between months 1 and 37 after the 1st dosec
 Pap test 19,797 79.3
Median (Q1–Q3)
Days between doses 1 and 2 66 (61–94)
Days between doses 1 and 3 194 (183–231)
a

defined as 6–8 months

b

defined as any woman having a diagnosis for cervical dysplasia (622.10–622.12), abnormal Pap smear (795.00–795.04), cervical malignant neoplasm (180.1, 180.8), carcinoma in situ of cervix uteri (233.1), or having any colposcopy or LEEP between 6 months before and 1 month following the 1st dose.

c

Well woman exams (ICD-9 code V72.31), Pap tests (CPT codes 88141-88143, 88147, 88148, 88150, 88152-88155, 88164-88167, 88174, 88175; HCPCS codes G0123, G0124, G0141, G0143G0145, G0147, G0148, P3000, P3001, Q0091; and ICD-9 code 91.46), HPV test (CPT codes 87620-87622; CPT code V73.81), colposcopies (CPT codes 56820, 56821, 57420, 57421, 57452, 47454, 57455, 57456, 57460, and 57461), and loop electrosurgical excision procedures (LEEP; CPT codes 57460, 57522, and 57461).