Research Article
Association between Hand Digit Ratio (2D : 4D) and Acute Lymphoblastic Leukemia
Table 1
Characteristics of patients with acute lymphoblastic leukemia (ALL group) and control group.
| Characteristics | ALL group
(%) | Control group
(%) | value |
| Gestational age (weeks) | | | | <37 | 02 (4.7) | 10 (11.6) | | 37–41 | 38 (88.4) | 70 (81.4) | 0.435 | ≥42 | 03 (7.0) | 06 (7.0) | | Mean (SD) | 39.42 (2.805) | 39.35 (2.170) | | Birth weight (g) | | | | <2500 | 04 (9.3) | 11 (12.8)∗ | | 2500–3999 | 33 (76.7) | 70 (81.4)∗ | 0.090 | ≥4000 | 06 (14) | 03 (3.5)∗ | | Mean (SD) | 3.288 (0.626) | 3.134 (0.626) | | First born | | | | Yes | 14 (32.6) | 36 (41.9) | 0.307 | No | 29 (67.4) | 50 (58.1) | | Maternal age (years) | | | | <35 | 37 (86.0) | 79 (91.9) | 0.301 | ≥35 | 6 (14.0) | 7 (8.1) | | Mean (SD) | 27.07 (6.720) | 25.53 (5.895) | | Maternal education (years) | | | | <5 | 06 (13.9) | 2 (2.3) | | 5–8 | 11 (25.6) | 23 (26.7) | 0.38 | ≥9 | 26 (60.5) | 61 (70.9) | | Family history of ALL | | | | Yes | 0 | 0 | | No | 43 | 86 | |
|
|
Chi-squared test. Missing. |