Table 1 Demographic and clinical characteristics of the participant (N = 940)
From: Evaluation of the knowledge regarding vitamin D, and sunscreen use of female adolescents in Iran
Variables | Number (%) | Vitamin D level* (ng/ml) | P value** |
|---|---|---|---|
Puberty | |||
 Yes | 897 (95.4) | 6.8 (4.0–9.9) | 0.68 |
 No | 43 (4.6) | 6.5 (4.1–11.0) |  |
Family members | |||
 2–4 | 447 (47.55) | 6.7 (3.8–9.8) | 0.247 |
 5–7 | 458 (48.68) | 6.6 (4.1–10.1) |  |
 8–10 | 29 (3.11) | 8.0 (4.7–10.4) |  |
  > 11 | 6 (0.66) | 9.1 (6.0–16.0) |  |
Roommate | |||
 Father and mother | 864 (91.98) | 6.7 (4.0–10.2) | 0.117 |
 Father | 9 (0.94) | 5.4 (3.5–9.6) |  |
 Mother | 57 (6.04) | 6.7 (3.7–9.0) |  |
 Other family | 10 (1.04) | 8.4 (7.5–37.4) |  |
Exclusive room | |||
 Yes | 498 (52.95) | 6.8 (4.2–10.5) | 0.209 |
 No | 442 (47.05) | 6.7 (3.8–9.4) |  |
Parental death | |||
 Yes | 40 (4.21) | 4.3 (3.6–7.9) | 0.019 |
 No | 900 (95.79) | 6.7 (4.1–10.2) |  |
Parental divorce | |||
 Yes | 41 (4.51) | 6.4 (4.5–10.1) | 0.943 |
 No | 899 (95.49) | 6.7 (4.0–10.1) |  |
Paternal Occupation | |||
 Worker | 320 (34.00) | 6.9 (4.6–9.4) | 0.363 |
 Employee | 169 (17.96) | 6.7 (4.0–11.9) |  |
 Tradesmen market | 186 (19.79) | 6.7 (3.6–10.3) |  |
 Spiritual | 7 (0.77) | 8.1 (5.6–20.0) |  |
 Other | 254 (27.09) | 6.5 (3.7–9.5) |  |
 Deceased | 4 (0.38) | 8.1 (4.9–17.8) |  |
Maternal Occupation | |||
 Worker | 8 (0.85) | 6.5 (3.6–9.1) | 0.668 |
 Employee | 38 (4.08) | 6.2 (3.0–10.1) |  |
 Housewife | 812 (86.35) | 6.8 (4.0–10.2) |  |
 other | 77 (8.25) | 6.5 (4.3–9.4) |  |
 Deceased | 5 (0.47) | 4.5 (3.0–6.0) |  |
Educational attainment of father (year) | |||
 0–9 | 372 (39.6) | 6.5 (4.0–9.0) | 0.103 |
 10–12 | 438 (46.6) | 6.9 (3.9–10.2) |  |
  ≥ 13 | 129 (13.8) | 7.1 (4.3–15.9) |  |
Educational attainment of mother (year) | |||
 0–9 | 448 (47.66) | 5.2 (3.0–10.0) | 0.168 |
 10–12 | 362 (38.51) | 6.6 (4.0–10.2) |  |
  ≥ 13 | 130 (13.83) | 7.2 (4.5–10.4) |  |