Table 1 Means (standard deviations) or frequencies (n, %) of variables in the study samples
General group (n = 4,328) | Triers group (n = 618) | |
|---|---|---|
Socio-demographic | ||
Gender (n, %) | ||
Male | 2,164 (50.0) | 309 (50.0) |
Female | 2,164 (50.0) | 309 (50.0) |
Age in years (M, SD) | 39.3 (11.2) | 35.2 (6.9) |
University education (n, % yes) | 1,854 (42.8) | 290 (46.9) |
Annual household income (n, %) | ||
<4 million JPY | 1,188 (27.4) | 176 (28.5) |
4 - 7 million JPY | 1,515 (35.0) | 269 (43.5) |
≥8 million JPY | 701 (16.2) | 76 (12.3) |
Unknown | 924 (21.3) | 97 (15.7) |
Ever married (n, %) | 2,722 (62.9) | - |
Fertility status | ||
Given birth/fathered child (n, % yes) | 2,143 (49.5) | 242 (39.2) |
Currently trying to conceive (n, % yes) | 312 (7.2) | - |
Hope to have children in the future (n, % yes) | 1,731 (40.0) | - |
Prior medical consultation for fertility (n, % yes) | - | 215 (34.8) |
Number of years trying to conceive (M, SD) | - | 2.9 (5.4) |
Health-related skills and behaviour | ||
Smoking (n, %, yes) | 817 (18.9) | 128 (20.7) |
The score of HLS-14 (M, SD) | 49.6 (7.2) | 50.8 (7.4) |
The score of the Lipkus-J (M, SD) | 9.18 (2.2) | 9.17 (2.0) |