Table 2 Parent SF-12v2 Physical Component Summary (PCS) and Mental Component Summary (MCS) scores across infant feeding regimen groups at enrollment (study day 1) and study day 48
Subscale | Study formula-fed only | Breastfed only | Mixed-fed (breastfed and study formula-fed) |
|---|---|---|---|
PCS, mean ± SD |  |  |  |
 Day 1 | 49.2 ± 8.1 | 50.6 ± 6.6 | 49.9 ± 7.7 |
 Day 48 | 51.6 ± 6.6 | 52.6 ± 5.4 | 51.7 ± 7.2 |
MCS, mean ± SD |  |  |  |
 Day 1 | 50.3 ± 8.9 | 51.8 ± 8.0 | 50.7 ± 8.2 |
 Day 48 | 53.1 ± 7.1 | 52.1 ± 8.4 | 52.2 ± 7.9 |