Table 3.

Lf and NGAL concentrations in consecutive meconium portions

Chronological sequence and % of the totasl meconium weight	n	Lactoferrin (µg/g) Mean ± SD median (range)*	NGAL (ng/g) Mean ± SD median (range)**	Correlation***
0–20	12	24.36 ± 21.86 18.97 (2.50–63.81)	1.41 ± 0.85 1.45 (0.36–3.00)	R = − 0.007, p = 0.98
20–40	14	31.94 ± 65.03 10.99 (1.69–248.87)	1.74 ± 2.40 0.90 (0.24–8.28)	R = − 0.024, p = 0.93
40–60	14	35.69 ± 37.51 25.21 (3.02–130.26)	1.10 ± 0.82 0.85 (0.39–2.59)	R = 0.691, p = 0.006
60–80	14	24.91 ± 21.26 15.90 (4.92–79.11)	1.14 ± 0.72 0.81 (0.48–2.52)	R = 0.407, p = 0.149
80–100	27	76.40 ± 118.96 25.13 (4.34–511.43)	3.11–3.54 1.83 (0.34–12.82)	R = 0.712, p < 0.0001

*Lactoferrin—differences between consecutive segments of the intestine (ANOVA, p = 0.154)

**NGAL—differences between consecutive segments of the intestine (ANOVA, p = 0.039)

***Nonparametrnic Spearman’s rank correlation coefficient (r)