Variable | Pre-intervention (n = 255) | Post-intervention (n = 793) | Bivariate analysis | ||||
---|---|---|---|---|---|---|---|
n | % | n | % | p-value* | Degrees of freedom | Test statistic | |
Newborn fed on breast day of life (DOLa) 0 | (n = 223) |  | (n = 694) |  |  < 0.001 | 1 | 61.64 |
 Yes | 13 | 5.8 | 247 | 35.6 |  |  |  |
 No | 158 | 70.9 | 381 | 54.9 |  |  |  |
 Not documented | 52 | 23.3 | 66 | 9.5 |  |  |  |
Newborn exclusively fed breastmilk on DOL 0 |  |  |  |  |  < 0.001 | 1 | 65.07 |
 Yes | 12 | 5.4 | 249 | 35.9 |  |  |  |
 No | 159 | 71.3 | 379 | 54.6 |  |  |  |
 Not documented | 52 | 23.3 | 66 | 9.5 |  |  |  |
Newborn fed on breast on DOL 1 | (n = 246) |  | (n = 776) |  |  < 0.001 | 1 | 118.63 |
 Yes | 75 | 30.5 | 532 | 68.6 |  |  |  |
 No | 156 | 63.4 | 205 | 26.4 |  |  |  |
 Not documented | 15 | 6.1 | 39 | 5.0 |  |  |  |
Newborn exclusively fed breastmilk on DOL 1 |  |  |  |  |  < 0.001 | 1 | 89.32 |
 Yes | 92 | 37.4 | 545 | 70.2 |  |  |  |
 No | 137 | 55.7 | 191 | 24.6 |  |  |  |
 Not documented | 17 | 6.9 | 40 | 5.2 |  |  |  |
Newborn fed on breast on DOL 2 | (n = 238) |  | (n = 736) |  |  < 0.001 | 1 | 91.11 |
 Yes | 107 | 45.0 | 568 | 77.2 |  |  |  |
 No | 114 | 47.9 | 133 | 18.1 |  |  |  |
 Not documented | 17 | 7.1 | 35 | 4.8 |  |  |  |
Newborn exclusively fed breastmilk on DOL 2 |  |  |  |  |  < 0.001 | 1 | 64.65 |
 Yes | 135 | 56.7 | 600 | 81.5 |  |  |  |
 No | 87 | 36.6 | 100 | 13.6 |  |  |  |
 Not documented | 16 | 6.7 | 36 | 4.9 |  |  |  |
Newborn fed on breast DOL 7 | (n = 195) |  | (n = 441) |  |  < 0.001 | 1 | 33.97 |
 Yes | 106 | 54.4 | 331 | 75.1 |  |  |  |
 No | 68 | 34.9 | 66 | 15.0 |  |  |  |
 Not documented | 21 | 10.8 | 44 | 10.0 |  |  |  |
Newborn exclusively fed breastmilk on DOL 7 |  |  |  |  |  < 0.001 | 1 | 25.62 |
 Yes | 124 | 63.6 | 351 | 79.6 |  |  |  |
 No | 48 | 24.6 | 43 | 9.8 |  |  |  |
 Not documented | 23 | 11.8 | 47 | 10.7 |  |  |  |
Newborn fed on breast on discharge day if discharged alive |  |  |  |  |  < 0.001 | 1 | 50.81 |
 Yes | 128 | 59.8 | 601 | 84.7 |  |  |  |
 No | 41 | 19.2 | 38 | 5.4 |  |  |  |
 Not documented | 45 | 21.0 | 71 | 10.0 |  |  |  |
Newborn fed breastmilk on discharge day if discharged alive |  |  |  |  |  < 0.001 | 1 | 31.42 |
 Yes | 149 | 69.6 | 618 | 87.0 |  |  |  |
 No | 19 | 8.9 | 12 | 1.7 |  |  |  |
 Not documented | 46 | 21.5 | 80 | 11.3 |  |  |  |
DOL of first documented breastmilk feed |  |  |  |  |  < 0.001 | 3 | 91.01 |
 DOL0 | 18 | 7.1 | 253 | 31.9 |  |  |  |
 DOL1 | 99 | 38.8 | 330 | 41.6 |  |  |  |
 DOL2 | 66 | 25.9 | 105 | 13.2 |  |  |  |
 DOL3 or later | 72 | 28.2 | 105 | 13.2 |  |  |  |