Table 2 Patient data for the retrospective pilot study on bone depth in N = 46 patients

From: How skin anatomy influences transcutaneous bilirubin determinations: an in vitro evaluation

  All patients (N = 46) Female (N = 21) Male (N = 25)
mean ± SD range (min–max) mean ± SD range (min–max) mean ± SD range (min–max)
Birth weight (g) 2787 ± 1007 810–4870 2799 ± 1010 810–4400 2776 ± 1005 850–4870
Postmenstrual age (weeks) 40.4 ± 3.2 29.0–46.9 39.8 ± 3.7 29.0–45.7 40.9 ± 2.7 33.6–46.9
Gestational age (weeks) 36.4 ± 4.2 25.0–42.0 36.8 ± 4.3 28–42 36.1 ± 4.2 25–42
Postnatal age (days) 27.6 ± 30.7 (median: 6) 1–96 21.0 ± 28.4 (median: 6) 1–88 33.2 ± 31.3 (median: 12) 2–96
Bone depth (mm) 2.91 ± 0.77 1.10–4.60 2.84 ± 0.84 1.10–4.40 2.96 ± 0.70 1.60–4.60