Fig. 1From: Impact of birthweight on health-care utilization during early childhood – a birth cohort studyNumber of hospital stays during 1st year following perinatal hospitalization by length of perinatal hospitalization and birthweight. Shown are the relative percentages of perinatally hospitalized VLBW-(n = 892), LBW-(n = 3891) and reference-infants (n = 14,501) with 1(blue), 2(red), 3(green) or more than 3(orange) hospitalizations during the first year after perinatal hospitalization (VLBW: χ2 = 55, LBW: χ2 = 286, NBW: χ2 = 777, all p-values < 0.001)Back to article page