| LPT twins | Term twins |  |  |  | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1st week | 1 month | 4 months | 1st week | 1 month | 4 months |  |  |  | |||||||
n | % | n | % | n | % | n | % | n | % | n | % | P - value | P - value | P - value | |
Insufficient milk supply | 11 | 52 | 9 | 43 | 8 | 38 | 19 | 48 | 15 | 38 | 14 | 35 | 0.764 | 0.701 | 0.815 |
Abundance of milk | 4 | 19 | 4 | 19 | 2 | 10 | 9 | 23 | 2 | 5 | 3 | 8 | 0.715 | 0.078 | 0.789 |
Breast milk feeding | |||||||||||||||
 Exclusive | 6 | 14 | 10 | 24 | 4 | 11 | 23 | 29 | 26 | 33 | 6 | 9 | 0.060 | 0.295 | 0.304 |
 Partial | 36 | 86 | 28 | 67 | 12 | 33 | 53 | 66 | 44 | 55 | 42 | 66 | 0.016 | 0.193 | <  0.001 |
 No | 0 | 0 | 4 | 9 | 20 | 56 | 4 | 5 | 10 | 12 | 16 | 25 | 0.133 | 0.609 | <  0.001 |
Methods for feeding (several methods optional) | |||||||||||||||
 Breast | 41 | 98 | 37 | 88 | 16 | 44 | 76 | 95 | 68 | 85 | 48 | 75 | 0.412 | 0.645 | <  0.001 |
 Bottle | 38 | 90 | 35 | 83 | 31 | 86 | 57 | 71 | 58 | 73 | 49 | 77 | 0.015 | 0.209 | 0.229 |
 Finger feeding | 6 | 14 | 0 | 0 |  |  | 17 | 21 | 3 | 4 |  |  | 0.337 | 0.181 |  |
 Cup feeding | 4 | 10 | 0 | 0 |  |  | 13 | 16 | 2 | 3 |  |  | 0.355 | 0.248 |  |
 Supplemental nursing system | 6 | 14 | 1 | 2 |  |  | 4 | 5 | 2 | 3 |  |  | 0.079 | 0.740 |  |
 Feeding tube | 3 | 7 | 0 | 0 |  |  | 0 | 0 | 0 | 0 |  |  | 0.016 | >  0.05 |  |
Test weighing | 24 | 57 | 7 | 17 | Â | Â | 36 | 45 | 6 | 8 | Â | Â | 0.201 | 0.127 | Â |
Used a nipple shield | 14 | 33 | 12 | 29 | 0 | 0 | 11 | 14 | 6 | 8 | 0 | 0 | 0.012 | 0.002 | >  0.05 |
Pacifier use | 29 | 67 | 39 | 93 | Â | Â | 34 | 43 | 68 | 85 | Â | Â | 0.011 | 0.193 | Â |
Weak suck | 24 | 57 | 13 | 31 | Â | Â | 24 | 30 | 10 | 13 | Â | Â | 0.003 | 0.015 | Â |
Little stamina | 36 | 86 | 19 | 45 |  |  | 44 | 55 | 21 | 26 |  |  | <  0.001 | 0.031 |  |
Sleepy infant need to wake to drink | 27 | 64 | 10 | 24 | Â | Â | 39 | 49 | 16 | 20 | Â | Â | 0.109 | 0.603 | Â |
Started solids | Â | Â | Â | Â | 25 | 57 | Â | Â | Â | Â | 34 | 53 | Â | Â | 0.669 |