Table 2. Results obtained from the selected studies regarding dietary calcium intake.
| Author | Sample n (M/F) | Instrument | Dietary calcium reference range (mg) | Dietary calcium intake (mg) | Inadequate daily calcium intake % (n) |
|---|---|---|---|---|---|
| Nascimento et al. 17 | 40 (17/23) | Dietary recall | 7–11.9 y: 1,100 | 466.8±293.6 | 97.5 (39) |
| Martino et al. 10 | 151 (82/69) | Weighted diet record | 4–6 y: 1,000 | 182.4 [132.9; 229.0] | 100 |
| Scagliusi et al. 16 | 61 (28/33) | 24-h dietary recall/food-frequency questionnaire | 6–8 y: 1,000 9 y: 1,300 | 252.5 | NA |
| Tavares et al. 11 | 308 (161/147) | DCC: weighted diet record HH: dietary recall |
2–3 y: 700 | Public: 885.0±17.6 Private: 920.0±26.3 |
Public: 27.6 (60) Private: 7.9 (7) Total: 21.8 (67) |
| Bernardi et al. 12 | 362 (166/196) | DCC: weighted diet record HH: dietary recall |
2–3 y: 700 4–6 y: 1,000 | 2–3y: 852.6±246.9 4–6y: 808.4±250.8 | Public: 32.2 (83) Private: 33.7 (35) Total: 32.6 (118) |
| Bueno et al. 13 | 3,058 (1,571/1,487) | DCC: weighted diet record HH: food diary |
2–3 y: 500 4–6 y: 800 | 2–3 y Public: 821.6 Private:762.2 4–6 y Public: 804.1 Private: 792.3 | 2–3 y Public: 12.6 Private:13.6 4–6 y Public: 48.9 Private: 40.3 |
| Castro et al. 27 | 2,266 (1,158/1,108) | DCC: weighted diet record HH: dietary recall |
3 y: 700 4–6 y: 1,000 | 728.4±354.2 | NA |
| Magalhães et al. 18 | 347 (142/205) | Dietary recall | 8 y: 1,000 9 y: 1,300 | 458.4 | NA |
| Alencar et al. 14 | 81 (42/39) | Food dietary record/weighted diet record | 4–5 y: 1,000 | PT:34.8±23.8 −62.3±49.1 FT: 371.1±142.1 |
PT: 61.1–78.2 FT: 33.7 |
| Suhett et al. 15 | 350 (166/184) | 24-h dietary recalls | NA | NA | 97.4 (341) |
| Leroux et al. 9 | 64 (34/30) | 24-h duplicate dietary recall | 1–3 y: 700 4 y: 1,000 | 1–3 y: 500.8±207.3 4 y: 461.3±223.5 |
1–3 y: 50.0 (22) 4 y: 93.3 (18) |
n: number, M: male, F: female, y: year, DCC: daycare center, HH: household; NA: not available, PT: part-time, FT: full-time, mean±standard deviation, median [minimum, maximum].