Table 1

Demographic data for children prescribed antibiotics, histamine-2 receptor antagonists (H2RAs) or proton pump inhibitors (PPIs)

Total populationH2RAPPIAntibioticsAny medicationsNo medications
Number (%)333 35339 488 (11.8)11 089 (3.3)241 502 (72.4)249 071 (74.7)84 282 (25.3)
Age at last measured BMI,
years, median (P25–P75), n (%)
4.00 (2.70–5.50)3.86 (2.65–5.28)4.05 (2.89–5.52)4.03 (2.80–5.60)4.03 (2.79–5.58)3.71 (2.46–5.27)
Female, n (%)161 344 (48.4)17 671 (44.8)4718 (42.6)113 391 (47.0)117 071 (47.0)44 273 (52.5)
Caesarean section87 196 (26.2)11 544 (29.2)3401 (30.7)64 955 (26.9)66 977 (26.9)20 219 (24.0)
Military rank
 Junior enlisted62 359 (18.7)6954 (17.6)1739 (15.7)45 684 (18.9)46 991 (18.9)15 368 (18.2)
 Senior enlisted196 482 (58.9)23 034 (58.3)6330 (57.1)143 188 (59.3)147 399 (59.2)49 083 (58.2)
 Junior officer66 406 (19.9)8539 (21.6)2722 (24.6)47 154 (19.5)48 984 (19.7)17 422 (20.7)
 Senior officer7364 (2.2)881 (2.2)276 (2.5)4958 (2.0)5161 (2.1)2203 (2.6)
  Other742 (0.2)80 (0.2)22 (0.2)518 (0.2)536 (0.2)206 (0.2)
  • Percentages are calculated from number of infants exposed or unexposed within group.

  • Other includes civilian or government employees with TRICARE insurance coverage.

  • BMI, body mass index.