Appendix Table 4.
Distribution of 959 SWIFT Participants Among Lactation Intensity Groups at 6 to 9 wk After Delivery and Lactation Duration Groups at the End of Follow-up*
Lactation Intensity Groups at 6 to 9 wk After Delivery (Baseline) |
Lactation Duration Groups | ||||
---|---|---|---|---|---|
0–2 mo | >2–5 mo | >5–10 mo | >10 mo | Total | |
Exclusive lactation | 2 (0.2) | 20 (2.1) | 45 (4.7) | 138 (14.4) | 205 (21.4) |
Mostly lactation (≤6 oz of formula per day) | 5 (0.5) | 73 (7.6) | 116 (12.1) | 193 (20.1) | 387 (40.3) |
Mostly formula feeding (>17 oz of formula per day) and mixed/inconsistent lactation | 29 (3.0) | 97 (10.1) | 47 (4.9) | 41 (4.3) | 214 (22.3) |
Exclusive formula feeding | 153 (16.0) | 0 (0) | 0 (0) | 0 (0) | 153 (16.0) |
Overall total | 189 (19.7) | 190 (19.8) | 208 (21.7) | 372 (38.8) | 959 (100) |
SWIFT = Study of Women, Infant Feeding, and Type 2 Diabetes After GDM Pregnancy.
P < 0.001. Values are numbers (percentages).