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Table 3 Factors associated with major incidents and observation care only, weighted n = 27,941

From: Abortion-related emergency department visits in the United States: An analysis of a national emergency department sample

  Major incident Observation care
Adjusted odds ratio (95% confidence interval) Adjusted odds ratio (95% confidence interval)
Age
 15–19 0.94 (0.74–1.21) 1.18 (0.97–1.42)
 20–24 Reference Reference
 25–29 1.08 (0.91–1.28) 0.81** (0.71–0.94)
 30–39 1.49*** (1.24–1.79) 0.72*** (0.62–0.83)
 40–49 1.75** (1.21–2.53) 0.55*** (0.39–0.77)
Primary payer
 Private insurance Reference Reference
 Medicaid 1.28** (1.08–1.52) 0.83* (0.72–0.96)
 Medicare 1.30 (0.79–2.15) 0.94 (0.55–1.62)
 Self-pay 0.66** (0.52–0.85) 1.33** (1.12–1.57)
 No charge 1.20 (0.39–3.69) 0.73 (0.34–1.59)
 Other 1.35 (0.93–1.97) 0.95 (0.68–1.31)
 Missing 0.32 (0.06–1.70) 0.85 (0.36–2.00)
Urban/rural residence
 Urban Reference Reference
 Rural 1.02 (0.59–1.75) 0.86 (0.58–1.28)
 Missing 1.67 (0.58–4.75) 0.43 (0.14–1.28)
Zip code-based income quartile
 First quartile Reference Reference
 Second quartile 1.11 (0.90–1.36) 0.95 (0.82–1.10)
 Third quartile 0.93 (0.75–1.15) 0.89 (0.76–1.04)
 Fourth quartile 1.04 (0.82–1.32) 0.92 (0.77–1.11)
 Missing 0.90 (0.46–1.75) 0.96 (0.54–1.70)
Diabetes indicated
 No Reference Reference
 Yes 2.47** (1.42–4.31) 0.28*** (0.14–0.54)
Hypertension indicated
 No Reference Reference
 Yes 3.79*** (2.46–5.83) 0.52** (0.34–0.80)
Overweight/obese BMI indicated
 No Reference Reference
 Yes 4.63*** (2.65–8.10) 0.18*** (0.10–0.33)
Hospital characteristics
 Region
  Northeast 1.89*** (1.32–2.71) 0.65** (0.48–0.88)
  Midwest Reference Reference
  South 2.11*** (1.53–2.90) 0.69** (0.54–0.86)
  West 1.80*** (1.30–2.49) 2.19*** (1.71–2.80)
 Trauma level of hospital
  Level I or II 1.52*** (1.23–1.88) 0.81* (0.68–0.98)
  Nontrauma or level III Reference Reference
  Not specified 1.40 (0.88–2.23) 0.86 (0.55–1.35)
 Urban or rural location of hospital
  Urban Reference Reference
  Rural 0.65 (0.36–1.17) 1.20 (0.77–1.86)
 Year
  2009 Reference Reference
  2010 0.85 (0.68–1.07) 1.04 (0.85–1.28)
  2011 0.77* (0.61–0.98) 1.09 (0.88–1.36)
  2012 0.73** (0.57–0.92) 0.95 (0.76–1.19)
  2013 0.71** (0.56–0.90) 0.87 (0.70–1.08)
  1. * P < 0.05, ** P < 0.01, *** P < 0.001
  2. BMI body mass index