Table 3.
Influence of parity and maternal smoking status on blood pressure
| Mean age | Third trimester of pregnancy | One month postpartum | |||
|---|---|---|---|---|---|
|
|
|
||||
| SBP | DBP | SBP | DBP | ||
| Nulliparous (n = 154) | 24.2 (3.9)* | 117.2 (9.9) | 69.6 (8.7) | 118.7 (9.5) | 71.8 (9.8) |
| Multiparous (n = 253) | 28.1 (4.2)* | 117.3 (10.0) | 69.7 (9.2) | 121.1 (9.0)* | 73.0 (10.0) |
| Nonsmokers (n = 333) | 26.9 (4.4)* | 117.4 (10.0) | 69.3 (9.1) | 120.3 (9.3) | 72.7 (9.7) |
| Smokers (n = 74) | 25.4 (4.5)* | 117.5 (9.9) | 71.5 (8.1) | 119.7 (9.3) | 71.7 (10.6) |
Notes: Values in parentheses are the standard deviation. A statistically significant difference was found between nulliparous and multiparous and nonsmokers and smokers by the two-sample t-test
*
P < 0.05.
Abbreviations: DBP, diastolic blood pressure; SBP, systolic blood pressure.