| Non-multicultural (both parents born in Korea) | Multicultural (at least one foreign-born parent) | Parental country of birth | ||||
---|---|---|---|---|---|---|---|
Japan-born mother | Korean-Chinese mother | Other foreign-born mother | Foreign-born father | Both parents foreign-born | |||
Boys | |||||||
 n | 147848 | 1371 | 345 | 258 | 364 | 172 | 232 |
 Depressive mood | 25.2 (24.9–25.5) | 28.0 (25.1–30.9) | 21.3 (16.4–26.1) | 25.1 (19.0–31.1) | 27.3 (21.8–32.9) | 41.1 (32.1–50.2) | 33.5 (25.7–41.4) |
 Suicidal ideation | 13.2 (13.0–13.5) | 17.4 (14.9–20.0) | 9.9 (6.5–13.2) | 12.3 (7.8–16.7) | 17.5 (12.6–22.5) | 26.6 (18.1–35.2) | 29.6 (21.3–37.9) |
 Suicidal plans | 4.7 (4.6–4.9) | 8.2 (6.3–10.1) | 1.6 (0.4–2.7) | 3.1 (0.7–5.4) | 9.3 (5.5–13.1) | 16.3 (9.2–23.4) | 18.0 (11.0–25.0) |
 Suicide attempt | 2.6 (2.5–2.7) | 6.7 (5.1–8.3) | 2.2 (0.5–3.8) | 1.6 (0.0–3.4) | 7.8 (4.4–11.1) | 13.3 (7.1–19.5) | 14.0 (7.6–20.3) |
Girls | |||||||
 n | 143809 | 1296 | 324 | 333 | 351 | 148 | 139 |
 Depressive mood | 35.8 (35.4–36.1) | 37.4 (34.1–40.6) | 27.9 (22.4–33.4) | 36.0 (29.1–43.0) | 40.0 (33.8–46.2) | 45.9 (36.4–55.5) | 48.4 (37.6–59.2) |
 Suicidal ideation | 20.6 (20.3–20.9) | 20.2 (17.6–22.9) | 11.9 (7.7–16.1) | 21.6 (16.4–26.9) | 22.8 (17.6–28.1) | 21.8 (13.9–29.7) | 28.9 (17.9–40.0) |
 Suicidal plans | 6.6 (6.5–6.8) | 7.7 (5.9–9.5) | 2.9 (0.4–5.5) | 7.5 (3.9–11.1) | 6.9 (3.9–9.9) | 10.4 (5.0–15.7) | 20.4 (10.8–30.0) |
 Suicide attempt | 4.9 (4.7–5.0) | 6.3 (4.7–8.0) | 2.7 (0.5–5.0) | 7.0 (3.5–10.4) | 5.2 (2.4–7.9) | 9.1 (3.7–14.4) | 14.1 (5.4–22.8) |