From: Preconception care by family physicians and general practitioners in Japan
 | Never/Almost Never | Sometimes | Often/Always | No Response | ||||
---|---|---|---|---|---|---|---|---|
 | n | (%) | n | (%) | n | (%) | n | (%) |
Timing of intercourse to maximize chances of conception | 222 | (82.8) | 20 | (7.5) | 9 | (3.6) | 17 | (6.3) |
Folic acid supplementation | 217 | (81.0) | 24 | (9.0) | 11 | (4.1) | 16 | (6.0) |
Exercise during pregnancy | 198 | (73.9) | 32 | (11.9) | 20 | (7.5) | 18 | (6.7) |
Testing for rubella antibody | 180 | (67.2) | 55 | (20.5) | 21 | (7.8) | 12 | (4.5) |
Increasing calcium intake | 168 | (62.7) | 61 | (22.7) | 27 | (10.1) | 12 | (4.5) |
Restricting caffeine intake | 166 | (61.9) | 55 | (20.5) | 31 | (11.6) | 16 | (6.0) |
Use of basal body temperature monitoring | 157 | (58.6) | 60 | (22.4) | 38 | (14.2) | 13 | (4.9) |
Restricting alcohol intake | 107 | (39.9) | 74 | (27.6) | 72 | (26.9) | 15 | (5.6) |
Testing for anemia | 56 | (20.9) | 112 | (41.8) | 94 | (35.1) | 6 | (2.2) |
Smoking cessation | 37 | (13.8) | 63 | (23.5) | 162 | (60.4) | 6 | (2.2) |