Table 1.
Summary of Barwon Infant Study children and mothers, who completed lung function testing at 4 weeks of age (n = 314).
| Variable | |
|---|---|
| Male n (%) | 160 (51.0) |
| Birthweight, gm (mean (SD)) | 3521 (492) |
| Maternal age, years (mean (SD)) | 31.98 (5.09) |
| Maternal pre-pregnancy BMI, kg/m2 (mean (SD)) | 25.63 (5.72) |
| Any maternal smoking n (%) | 48 (15.6) |
| Child exposed to passive smoke (yes/no) n (%) | 10 (3.3) |
| FRC, mL (mean (SD)) | 87.8 (15.0) |
| FRC, mL/kg (mean (SD)) | 18.5 (3.6) |
| LCI, lung volume turnovers (mean (SD)) | 6.79 (0.43) |
| Ratio of peak tidal expiratory flow over expiratory time (mean (SD)) | 0.37 (0.1) |
| Maternal NO2 (ppb) (mean (SD)) | 5.6 (2) |
| Maternal PM2.5 (µg/m3) (mean (SD)) | 7.5 (0.7) |
| Maternal GlycA (mmol/L) | 1.6 (0.2) |
| Cord blood GlycA (mmol/L) | 0.7 (0.2) |
| Maternal 8-hydroxy-2′-deoxyguanosine (8-OHdG) (ng/mL) (mean (SD)) (log) | 1.3 (0.8) |
| Maternal 8-hydroxyguanine (8-OHGua) (ng/mL) (mean (SD)) (log) |
2.9 (1.1) |
| gPFSox (0–12) (mean (SD)) | 6.8 (0.9) |
| gPFSox—high risk > 8) n (%) | 60 (17.5) |