Table 1.
TLT sample characteristics
| Wave 1, 2009 | TLT‐2, 2015 | |||||||
|---|---|---|---|---|---|---|---|---|
| Variables | Mean | Std. dev. | Min | Max | Mean | Std. dev. | Min | Max |
| Standard measure of fertility preferences | ||||||||
| Ideal family size | 3.22 | 1.09 | 0 | 8 | 3.53 | 0.99 | 1 | 8 |
| Flexibility | ||||||||
| Total flexibility | 12.34 | 8.44 | 0 | 36 | 11.19 | 11.31 | 0 | 36 |
| Numeric flexibility | 6.00 | 4.44 | 0 | 18 | 4.62 | 5.54 | 0 | 18 |
| Timing flexibility | 6.34 | 5.12 | 0 | 18 | 6.57 | 7.27 | 0 | 18 |
| Life‐course factors | ||||||||
| Age | 19.51 | 3.23 | 15 | 25 | 25.58 | 3.27 | 21 | 31 |
| Ever married | 0.50 | 0 | 1 | 0.84 | 0 | 1 | ||
| Parity | 0.79 | 0.96 | 0 | 5 | 1.92 | 1.30 | 0 | 6 |
| Socioeconomic status | ||||||||
| Distance from town center (standardized) | −0.01 | 0.98 | −1.27 | 4.33 | — | — | — | — |
| Household goods | 2.61 | 1.71 | 0 | 8 | 2.70 | 1.79 | 0 | 8 |
| Years of education | 7.66 | 2.81 | 0 | 14 | 8.22 | 3.18 | 0 | 15 |
| Calculus of conscious choice | ||||||||
| Numeracya | 1.99 | 0.74 | 1 | 3 | — | — | — | — |
| Children just happen | 0.46 | 0 | 1 | 0.43 | ||||
| Think about future | 3.14 | 0.92 | 0 | 4 | 3.04 | 1.01 | 0 | 4 |
| Existential uncertainty | ||||||||
| Miscarriage or child death | 0.10 | 0 | 1 | 0.18 | 0 | 1 | ||
| Probability of death within 1 year | 1.93 | 2.44 | 0 | 10 | 3.27 | 2.59 | 0 | 10 |
| Funerals attended in past month | 1.21 | 1.32 | 0 | 20 | 1.17 | 1.16 | 0 | 10 |
| Fertility‐related behaviors | ||||||||
| Using modern contraception | 18.21 | 45.58 | ||||||
| N = 1,505 | N = 1,200 | |||||||
a
Measured at Wave 7.
NOTE: Education‐level standardized mean imputed for 283 missing cases.
SOURCE: Tsogolo la Thanzi, Wave 1 (2009) and TLT‐2 (2015).