| 2 kg | preterm | 50–80 mmHg 50 to 80 millimeters of mercury |
| 3 kg | newborn | 60–90 mmHg 60 to 90 millimeters of mercury |
| 4 kg | 1 mo | 60–90 mmHg 60 to 90 millimeters of mercury |
| 5 kg | 2 mo | 60–90 mmHg 60 to 90 millimeters of mercury |
| 6 kg | 4 mo | 70–100 mmHg 70 to 100 millimeters of mercury |
| 7 kg | 6 mo | 70–100 mmHg 70 to 100 millimeters of mercury |
| 8 kg | 8 mo | 70–110 mmHg 70 to 110 millimeters of mercury |
| 9 kg | 10 mo | 70–110 mmHg 70 to 110 millimeters of mercury |
| 10 kg | 1 y | 72–110 mmHg 72 to 110 millimeters of mercury |
| 11 kg | 1 y 6 mo | 73–110 mmHg 73 to 110 millimeters of mercury |
| 12 kg | 2 y | 74–110 mmHg 74 to 110 millimeters of mercury |
| 13 kg | 2 y 4 mo | 75–110 mmHg 75 to 110 millimeters of mercury |
| 14 kg | 2 y 8 mo | 75–110 mmHg 75 to 110 millimeters of mercury |
| 15 kg | 3 y | 76–110 mmHg 76 to 110 millimeters of mercury |
| 16 kg | 3 y 6 mo | 77–110 mmHg 77 to 110 millimeters of mercury |
| 17 kg | 4 y | 78–110 mmHg 78 to 110 millimeters of mercury |
| 18 kg | 4 y 6 mo | 79–110 mmHg 79 to 110 millimeters of mercury |
| 19 kg | 5 y | 80–120 mmHg 80 to 120 millimeters of mercury |
| 20 kg | 5 y 6 mo | 81–120 mmHg 81 to 120 millimeters of mercury |
| 21 kg | 6 y | 82–120 mmHg 82 to 120 millimeters of mercury |
| 22 kg | 6 y 4 mo | 83–120 mmHg 83 to 120 millimeters of mercury |
| 23 kg | 6 y 8 mo | 83–120 mmHg 83 to 120 millimeters of mercury |
| 24 kg | 7 y | 84–120 mmHg 84 to 120 millimeters of mercury |
| 25 kg | 7 y 4 mo | 85–120 mmHg 85 to 120 millimeters of mercury |
| 26 kg | 7 y 8 mo | 85–120 mmHg 85 to 120 millimeters of mercury |
| 27 kg | 8 y | 86–120 mmHg 86 to 120 millimeters of mercury |
| 28 kg | 8 y 4 mo | 87–120 mmHg 87 to 120 millimeters of mercury |
| 29 kg | 8 y 8 mo | 87–120 mmHg 87 to 120 millimeters of mercury |
| 30 kg | 9 y | 88–120 mmHg 88 to 120 millimeters of mercury |
| 31 kg | 9 y 4 mo | 89–120 mmHg 89 to 120 millimeters of mercury |
| 32 kg | 9 y 8 mo | 89–120 mmHg 89 to 120 millimeters of mercury |
| 33 kg | 10 y | 90–120 mmHg 90 to 120 millimeters of mercury |
| 34 kg | 10 y 3 mo | 90–120 mmHg 90 to 120 millimeters of mercury |
| 35 kg | 10 y 6 mo | 90–120 mmHg 90 to 120 millimeters of mercury |
| 36 kg | 10 y 9 mo | 90–120 mmHg 90 to 120 millimeters of mercury |
| 37 kg | 11 y | 90–120 mmHg 90 to 120 millimeters of mercury |
| 38 kg | 11 y 4 mo | 90–120 mmHg 90 to 120 millimeters of mercury |
| 39 kg | 11 y 8 mo | 90–120 mmHg 90 to 120 millimeters of mercury |
| 40 kg | 12 y | 90–120 mmHg 90 to 120 millimeters of mercury |
