Output from a single expression for milk weight and fat for four different combinations of pump modality and breast massage
| Sequential, non-massage | Sequential, massage | Simultaneous, non-massage | Simultaneous, massage | |
| Weight (g) | 51 (46 to 56) | 79 (73 to 85) | 88 (79 to 97) | 125 (110 to 140) |
| Fat concentration (g/l) | 7.1 (5.9 to 8.3) | 6.7 (5.7 to 7.7) | 7.0 (5.9 to 8.1) | 6.8 (5.7 to 7.9) |
| Total fat (g) | 3.1 (2.7 to 3.5) | 4.2 (3.8 to 4.6) | 6.0 (5.3 to 6.7) | 8.0 (6.9 to 9.1) |
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Results are expressed as mean (95% confidence interval).









