Table II.
Stage of Pregnancy and Total Myocyte Capacitance
| Days pregnant | Cell capacitance | Number of samples | ||
|---|---|---|---|---|
| pF | ||||
| 0* | 25.0 ± 1.6 | 39 | ||
| 2 | 27.7 ± 2.1 | 14 | ||
| 5 | 29.1 ± 2.2 | 20 | ||
| 9 | 33.1 ± 2.7 | 18 | ||
| 14 | 80.9 ± 7.9 | 17 | ||
| 17 | 92.3 ± 8.4 | 22 | ||
| 18 | 103.5 ± 8.8 | 50 | ||
| 19 | 101.7 ± 4.8 | 48 | ||
| 20 | 104.8 ± 8.7 | 14 | ||
| 21 | 120.6 ± 8.6 | 16 | ||
| postpartum‡ | 134.1 ± 8.5 | 12 |
All values are means ± SEM.
*
Nonpregnant.
‡
14–18 h postpartum. Because of wide variability, differences within the span of a few days in each stage of pregnancy are insignificant (P > 0.05), but differences between stages (day 5 vs. day 14; day 14 vs. day 20) are significant (P < 0.05).