Design-Based Stereology of the Lung in the Hyperoxic Preterm Rabbit Model of Bronchopulmonary Dysplasia

Table 1

Summary of all acquired stereological parameters for both experimental groups. The data are presented as mean/STD.

Parameter	Normoxia group	Hyperoxia group
(lung) [cm^3]	3.773/0.437	2.314/0.398
(par/lung)	0.898/0.028	0.809/0.046
(par, lung) [cm^3]	3.392/0.458	1.880/0.380
(nonpar/lung)	0.102/0.028	0.191/0.046
(nonpar, lung) [cm^3]	0.381/0.092	0.434/0.090
(airtot/par)	0.858/0.034	0.757/0.034
(airtot, par) [cm^3]	2.910/0.408	1.428/0.318
(airduct/par)	0.274/0.024	0.285/0.042
(airduct, par) [cm^3]	0.931/0.166	0.528/0.095
(airalv, par) [cm^3]	1.979/0.265	0.901/0.275
(sept/par)	0.142/0.034	0.243/0.034
(sept, par) [cm^3]	0.482/0.120	0.452/0.092
(edema/airtot)	0.027/0.013	0.151/0.050
(edema, airtot) [cm^3]	0.075/0.032	0.208/0.053
(sept/par) [cm^-1]	558.4/70.55	475.7/49.73
(sept, par) [cm^2]	1896/367	893/201
(sept) [μm]	5.049/0.730	10.26/1.536
(alv/par) [cm^-3]
(alv, par)
(alv) [μm^3]	60251/11761	45626/20195
Lm [μm]	62.58/10.50	64.41/8.34
(lumen/nonpar)	0.17/0.05	0.11/0.03
V (lumen, nonpar) [cm^3]	0.061/0.014	0.048/0.011
(vasc/lumen) [cm^-1]	537/88	689/133
(vasc, lumen) [cm^2]	32.2/5.1	32.7/10.6
(vasc) [μm]	76.3/12.7	60.1/12.1
(perivasc/nonpar)	0.086/0.022	0.143/0.029
(perivasc, nonpar) [cm^3]	0.032/0.010	0.063/0.019
(vasc/nonpar)	0.042/0.011	0.044/0.009
(vasc, nonpar) [cm^3]	0.015/0.003	0.019/0.005
(vasc) [μm]	4.80/0.71	6.03/1.27
(perivasc) [μm]	9.93/2.27	19.53/4.33

Statistically different () from the normoxia group.