- Studies reporting mean carinal capacity in different population.
| Study | Males | Females | Region | Method | ||||
|---|---|---|---|---|---|---|---|---|
| SD | 95% CI | SD | 95% CI | |||||
| De Jong et al 2017 | 1619 cm3 | 120 | (1379, 1859) | 1422 cm3 | 110 | (1202, 1642) | United States | MRI |
| Kim et al 2018 | 1594 cm3 | 115 | (1364, 1824) | 1425 cm3 | 105 | (1215, 1635) | Koreans | MRI |
| Eboh et al 2016 | 1460 cm3 | N/A | N/A | 1129 cm3 | N/A | N/A | Nigerian | External Measurement |
| Ilayperuma 2011 | 1421 cm3 | 100 | (1221, 1621) | 1300 cm3 | 95 | (1110, 1490) | Sri Lankan | External Measurement |
| Acer et al 2007 | 1306 cm3 | N/A | N/A | 1141 cm3 | N/A | N/A | Turkey | External Measurement |
| Hwang et al 1995 | 1470 cm3 | 130 | (1210, 1730) | 1317 cm3 | 120 | (1077, 1557) | Koreans | Dry skulls filled with seeds |