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Table 2 Total serum bilirubin reduction rate per 24 h (as %/hour), Overall bilirubin reduction rate (as %/hour) and Mean treatment duration in hours (N = 41)

From: Effectiveness of FIBEROPTIC phototherapy compared to conventional phototherapy in treating HYPERBILIRUBINEMIA amongst term neonates: a randomized controlled trial

Variables Fiberoptic (n = 13) Blue Light (n = 13) White Light (n = 15) Mean difference
(Fiberoptic vs Blue Light)
p-value Mean difference
(Fiberoptic vs White Light)
p-value
Mean ± SD Mean ± SD Mean ± SD
Total serum bilirubin reduction rate per 24 h, %/hour
 0-24 h 0.59 ± 0.18 0.56 ± 0.13 0.14 ± 0.07 0.03 ± 0.06 0.727 0.45 ± 0.05 < 0.001**
 24-48 h 0.61 ± 0.23 0.73 ± 0.17 0.22 ± 0.06 0.12 ± 0.08 0.065 0.39 ± 0.06 0.006**
 48-72 h 0.76 ± 0.23 0.89 ± 0.15 0.31 ± 0.12 0.13 ± 0.08 0.053 0.45 ± 0.07 0.034**
 72-96 h 0.99* 1.21* 0.45 ± 0.17 0.78 0.54 ± 0.18
 96-120 h 0.30*
Overall bilirubin reduction rate, %/hour
Mean treatment duration in hours
0.74 ± 0.19 0.84 ± 0.40 0.28 ± 0.12 0.10 ± 3.28 0.125 0.46 ± 2.70 0.008**
69.46 ± 7.55 68.77 ± 11.61 90.33 ± 19.91 0.69 ± 3.84 0.858 20.87 ± 5.19 < 0.001**
  1. Values presented as mean ± SD
  2. p-value analyzed using independent t-test
  3. no value computed, *Remained with few participants hence SD could not be estimated
  4. ** Significant p-values