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Table 1 Characteristics of study population

From: Effectiveness of rotavirus vaccines, licensed but not funded, against rotavirus hospitalizations in the Valencia Region, Spain

  RV1 cohort RV5 cohort Any rotavirus vaccine (RV1 or RV5) Comparison cohort
  n = 24,723 n = 53,558 n = 78,281 n = 96,643
Gender     
Male 12,882 (52.1%) 27,599 (51.5%) 40,481 (51.7%) 50,155 (51.9%)
Female 11,841 (47.9%) 25,959 (48.5%) 37,800 (48.3%) 46,488 (48.1%)
Birth year a     
2007 3,805 (15.4%) 3,924 (7.3%) 7,729 (9.9%) 22,013 (22.8%)
2008 9,429 (38.1%) 10,092 (18.8%) 19,521 (24.9%) 16,449 (17.0%)
2009 10,759 (43.5%) 9,688 (18.1%) 20,447 (26.1%) 13,147 (13.6%)
2010 666 (2.7%) 7,476 (14.0%) 8,142 (10.4%) 25,551 (26.4%)
2011 62 (0.3%) 16,597 (31.0%) 16,659 (21.3%) 16,063 (16.6%)
2012 2 (0.01%) 5,781 (10.8%) 5,783 (7.4%) 3,420 (3.5%)
Residence status (as registered in SIP)     
Resident 24,451 (99.9%) 53,255 (99.98%) 77,706 (99.97%) 95,643 (99.9%)
Long-stay 17 (0.1%) 11 (0.02%) 28 (0.03%) 49 (0.1%)
Covered by the universal health system b     
Yes 23,319 (95.3%) 50,748 (95.3%) 74,067 (95.3%) 89,633 (93.7%)
No 1,149 (4.7%) 2,518 (4.7%) 3,667 (4.7%) 6,059 (6.3%)
Any vaccination by a private provider     
Yes 2,846 (11.5%) 8,426 (15.7%) 11,272 (14.4%) 10,501 (10.9%)
No 21,877 (88.5%) 45,132 (84.3%) 67,009 (85.6%) 86,142 (89.1%)
AGE c hospitalization d     
At least one admission 230 (0.9%) 332 (0.6%) 562 (0.7%) 1,522 (1.6%)
Rotavirus test performed     
During any AGE hospitalizationd 183 (79.6 %) 267 (80.4 %) 450 (80.1%) 1,185 (77.9 %)
  1. aNumber of children born each year. The study period ended in June 2012.
  2. bAnswer NO refers to requested extension of the assistance, without resources/solidarity card, out-of-date accreditation, or non-accredited at the time of data extraction.
  3. cAcute gastroenteritis.
  4. dDischarge diagnosis of intestinal infectious disease (ICD-9-CM codes 001–009).