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Table 4 Impact of the cumulative number of risk factors on INH severity

From: Indirect neonatal hyperbilirubinemia in hospitalized neonates on the Thai-Myanmar border: a review of neonatal medical records from 2009 to 2014

Number of risk factorsa Moderate INH N = 1368 Severe INH N = 212 Severity OR [95%CI]
No associated factor, n (%) 523 (38.2) 43 (20.3) 1
One associated factor, n (%) 604 (44.2) 95 (44.8) 1.9 [1.3–2.8]
Combination of 2 factors, n (%) 212 (15.5) 54 (25.5) 3.1 [2.0–4.8]
Combination of 3 or 4 factors, n (%) 29 (2.1) 20 (9.4) 8.4 [4.4–16.1]
  1. aThe considered risk factors were prematurity, G6PD deficiency, potential ABO incompatibility, severe infection and congenital abnormality