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Table 10 Sensitivity analyses of determinants of healthcare costs for paediatric febrile episodes

From: The cost of diagnostic uncertainty: a prospective economic analysis of febrile children attending an NHS emergency department

  β (base-case)# β (bootstrapped) Minimum β (% lower)# Maximum β (% higher)# Statistically significant* (%)
0–3 months 3.543 3.11 2.16 (39.02%) 3.92 (10.69%) 100
0–6 months 2.207 2.08 1.45 (34.39%) 2.68 (21.55%) 100
6–12 months 1.186 1.27 1.00 (15.75%) 1.54 (29.84%) 38.38
3–6 years 0.848 0.88 0.68 (19.3%) 0.98 (15.77%) 19.19
6–10 years 0.954 1.00 0.74 (22.39%) 1.18 (23.63%) 0
10–16 years 1.927 1.81 1.25 (35.27%) 2.10 (8.98%) 100
Gender (male) 0.849 0.90 0.78 (7.91%) 0.99 (16.64%) 8.08
Time (book-in to triage) 0.994 1.00 0.99 (0.24%) 1.00 (0.65%) 16.16
NICE HR 1.034 1.03 0.89 (14.04%) 1.12 (8.75%) 0
NICE RR 1.721 1.65 1.19 (30.71%) 1.99 (15.60%) 100
Time (triage to call in) 0.999 1.00 1.00 (0.14%) 1.00 (0.13%) 3.03
APNP 0.573 0.69 0.37 (36.23%) 0.99 (72.91%) 28.28
FY1/FY2 3.193 3.29 1.98 (37.94%) 4.06 (27.11%) 100
ST1-3 0.851 0.90 0.72 (15.88%) 1.01 (18.17%) 0
REG 0.933 1.00 0.76 (19.02%) 1.12 (20.10%) 0
After hours 1.159 1.19 0.90 (21.98%) 1.47 (26.54%) 2.02
Winter 0.806 0.79 0.68 (15.08%) 0.89 (10.11%) 98.99
MTS yellow 2.382 2.27 1.77 (25.67%) 2.61 (9.59%) 100
MTS orange 2.857 2.89 2.23 (22.08%) 3.21 (12.43%) 100
MTS red 2.992 4.52 1.95 (34.80%) 6.87 (129.76%) 100
Constant 164.8 143.50 90.33 (45.19%) 179.37 (8.84%) 100
  1. Reference group age = 1–3 years, reference group clinical grade = consultants, reference group MTS classification = green
  2. #Figures are exponentiated GLM (gamma, log) coefficients, interpreted as x-fold increases versus the reference group
  3. *Proportion of 100 bootstrapped GLM regressions in which p value was < 0.05