Skip to main content

Table 3 Stratified adjusted models (< 1 year old and ≥ 1 year old) showing incidence rate ratios for the three service types (matched comparison group)

From: The health system impact of false positive newborn screening results for medium-chain acyl-CoA dehydrogenase deficiency: a cohort study

 

Adjusted incidence rate ratio (95 % CI)

 

< 1 year of age

≥ 1 year of age

 

Physician visits

ED visits

Hospitalizations

Physician visits

ED visits

Hospitalizations

False Positive

1.45 (1.23–1.72)

0.81 (0.52–1.27)

2.20 (1.45–3.22)

1.00 (0.80–1.26)

0.81 (0.53–1.27)

0.60 (0.22–1.28)

Season of birth

      

 Jan.–Apr.

Reference

Reference

Reference

Reference

Reference

Reference

 May–Aug.

1.03 (0.94–1.13)

1.07 (0.86–1.32)

0.73 (0.53–1.02)

0.97 (0.86–1.09)

1.07 (0.87–1.33)

1.67 (1.20–2.34)

 Sept.–Dec.

1.04 (0.95–1.13)

1.13 (0.91–1.41)

1.03 (0.77–1.39)

1.04 (0.92–1.16)

1.11 (0.90–1.38)

1.29 (0.90–1.86)

Birth weight

      

  < 2500 g

1.64 (1.38–1.96)

1.26 (0.85–1.90)

1.46 (0.96–2.21)

1.18 (0.95–1.49)

1.27 (0.86–1.91)

1.60 (1.00–2.52)

  ≥ 2500 g

Reference

Reference

Reference

Reference

Reference

Reference

Gestational age

      

  < 37 weeks

1.72 (1.46–2.02)

1.12 (0.77–1.65)

3.07 (2.08–4.43)

1.21 (0.99–1.50)

1.13 (0.78–1.65)

2.18 (1.38–3.34)

  ≥ 37 weeks

Reference

Reference

Reference

Reference

Reference

Reference