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Table 5 Incidence and risk of discharge by anemia status, overall and stratified by sex

From: Prevalence and Impact of Anemia on Basic Trainees in the US Air Force

  Overall Female Male
  N (%) RR (95 % CI) N (%) RR (95 % CI) N (%) RR (95 % CI)
Non-anemic 937 (5.7 %) 1.00 [ref] 207 (6.4 %) 1.00 [ref] 730 (5.5 %) 1.00 [ref]
Borderline anemia 91 (7.3 %) 1.29 (1.05–1.59) 37 (6.9 %) 0.99 (0.71–1.39) 54 (7.7 %) 1.42 (1.09–1.85)
Moderate anemia 98 (9.6 %) 1.69 (1.39–2.06) 48 (10.3 %) 1.48 (1.10–1.99) 50 (9.1 %) 1.68 (1.27–2.20)
Severe anemia 24 (20.0 %) 3.51 (2.44–5.05) 16 (20.3 %) 2.91 (1.84–4.60) 8 (19.5 %) 3.60 (1.93–6.73)