Table 1.
Sociodemographic characteristics of participants and differences in the FFI rate (N=496)
| Factor | Categories | n (%) or mean±SD | FFI rate (%) | p † |
|---|---|---|---|---|
| All participants | 496 (100) | 25.6 | ||
| Age (year) | 34.2±5.4 | .118 | ||
| 26–35 | 252 (50.8) | 29.0 | ||
| 36–40 | 244 (49.2) | 22.1 | ||
| Marital status | Unmarried‡ | 305 (61.5) | 27.9 | .147 |
| Married | 191 (38.5) | 22.0 | ||
| Education level | High school or lower | 37 (7.4) | 18.9 | .031 |
| College or university | 408 (82.3) | 27.5 | ||
| Higher | 51 (10.3) | 15.7 | ||
| Employment status | Regular worker | 267 (53.8) | 28.5 | .032 |
| Non-regular worker | 70 (14.1) | 22.9 | ||
| Self-employed | 21 (4.2) | 33.3 | ||
| Unpaid family worker | 16 (3.2) | 12.5 | ||
| Unreported | 122 (24.6) | 21.3 | ||
| Weekly working time (hour) | 30.5±18.4 | .038 | ||
| ≤20 | 161 (32.5) | 19.3 | ||
| 21–40 | 208 (41.9) | 28.4 | ||
| 41–50 | 92 (18.5) | 31.5 | ||
| >50 | 35 (7.1) | 22.9 | ||
| Number of children | 0.5±0.8 | .021 | ||
| 0 | 339 (68.4) | 28.6 | ||
| 1 | 77 (15.5) | 23.4 | ||
| 2 | 69 (13.9) | 15.9 | ||
| 3–4 | 11 (2.2) | 9.1 | ||
| Age at first sexual education | Elementary school | 181 (36.5) | 29.8 | .013 |
| Middle school | 200 (40.2) | 21.5 | ||
| High school | 51 (10.4) | 15.7 | ||
| Adulthood | 37 (7.5) | 48.7 | ||
| Never received | 27 (5.4) | 14.8 | ||
| Monthly income (Korean won)§ | 3.2±2.4 | .088 | ||
| ≤2 million | 118 (23.8) | 19.6 | ||
| 2.01–4 million | 237 (47.8) | 27.9 | ||
| 4.01–6 million | 78 (15.7) | 24.8 | ||
| >6 million | 63 (12.7) | 21.5 |
FFI: future fertility intention.
†
The two-sided Fisher exact test was used to calculate p-values for differences in the rate of FFI between categories of each sociodemographic factor.
‡
Including single mothers.
§
One million Korean won is approximately 790 US dollars.