Mean (SD) score in Moray House Test according to birth weight and other variables
| Variable3-153 | Male | Female | Total | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. | Mean (SD) | Partial r3-151 | p | No. | Mean (SD) | Partial r3-151 | p | No.3-150 | Mean (SD) | r | Partial r3-151 | p | |||
| Birth weight (g) | |||||||||||||||
| <2500 | 9 | 30.8 (19.3) | 16 | 30.5 (20.1) | 25 | 30.6 (19.4) | |||||||||
| 2501–3000 | 50 | 35.5 (13.8) | 52 | 33.4 (16.1) | 102 | 34.4 (15.0) | |||||||||
| 3001–3500 | 90 | 35.6 (14.7) | 74 | 39.4 (14.4) | 164 | 37.3 (14.6) | |||||||||
| 3501–4000 | 62 | 37.2 (15.3) | 53 | 38.4 (14.1) | 115 | 37.8 (14.7) | |||||||||
| 4001–4500 | 28 | 44.9 (10.6) | 6 | 43.7 (11.5) | 34 | 44.7 (10.6) | |||||||||
| >4500 | 7 | 34.1 (10.5) | 2 | 38.5 (3.5) | 9 | 35.1 (9.4) | |||||||||
| Total | 246 | 36.8 (14.5) | 0.23 | 0.003 | 203 | 37.0 (15.4) | 0.27 | 0.002 | 449 | 36.9 (14.9) | 0.17 | 0.25 | <0.001 | ||
| Birth length (cm) | |||||||||||||||
| <50 | 58 | 35.9 (13.6) | 66 | 34.4 (17.5) | 124 | 35.1 (15.8) | |||||||||
| 50–52.4 | 79 | 35.7 (14.6) | 63 | 37.5 (14.7) | 142 | 36.5 (14.6) | |||||||||
| >52.5 | 96 | 38.0 (14.9) | 66 | 39.0 (13.2) | 162 | 38.4 (14.2) | |||||||||
| Total | 233 | 36.7 (14.4) | 0.11 | 0.014 | 195 | 37.0 (15.3) | 0.17 | 0.05 | 428 | 36.8 (14.8) | 0.11 | 0.14 | 0.01 | ||
| Placental weight (g) | |||||||||||||||
| ⩽500 | 13 | 31.3 (14.0) | 5 | 26.8 (7.2) | 18 | 30.1 (12.4) | |||||||||
| 501–600 | 23 | 35.6 (13.2) | 14 | 33.7 (20.9) | 37 | 34.9 (16.3) | |||||||||
| >600 | 38 | 39.9 (14.2) | 30 | 36.2 (15.0) | 68 | 38.3 (14.6) | |||||||||
| Total | 74 | 37.0 (14.1) | 0.18 | 0.16 | 49 | 34.5 (16.3) | 0.06 | 0.723-152 | 123 | 36.0 (15.0) | 0.15 | 0.09 | 0.34 | ||
| Umbilical cord length (cm) | |||||||||||||||
| <55 | 41 | 36.4 (12.7) | 24 | 30.3 (15.2) | 65 | 34.1 (13.9) | |||||||||
| 55–62.5 | 20 | 38.0 (15.0) | 13 | 37.0 (16.4) | 33 | 37.6 (15.3) | |||||||||
| >62.5 | 12 | 37.6 (18.2) | 10 | 38.8 (15.3) | 22 | 38.1 (16.6) | |||||||||
| Total | 73 | 37.0 (14.2) | 0.06 | 0.64 | 47 | 33.9 (15.7) | 0.28 | 0.073-152 | 120 | 35.8 (14.8) | 0.12 | 0.13 | 0.17 | ||
| Ponderal index (kg/m3) | |||||||||||||||
| <24 | 70 | 35.2 (15.9) | 82 | 36.4 (15.9) | 152 | 35.8 (15.9) | |||||||||
| 24–25.4 | 53 | 37.4 (11.8) | 33 | 37.4 (16.6) | 86 | 37.4 (13.8) | |||||||||
| 25.5–27.9 | 54 | 36.6 (15.4) | 38 | 38.1 (14.0) | 92 | 37.2 (14.8) | |||||||||
| ⩾28 | 56 | 37.9 (14.0) | 42 | 36.8 (14.6) | 98 | 37.4 (14.2) | |||||||||
| Total | 233 | 36.7 (14.4) | 0.01 | 0.94 | 195 | 37.0 (15.3) | 0.03 | 0.71 | 428 | 36.8 (14.8) | 0.02 | 0.02 | 0.69 | ||
↵3-150 Total number of subjects for each variable is not 449 because of missing data, number of subjects for partialr ranges from 110 to 295 because of missing data and exclusion of extreme outliers: placental weight <180 >1400 g; umbilical cord length >110 cm; gestational age <21 >58 weeks; birth length <37 >62 cm.
↵3-151 Corrected for gestational age, maternal age, parity, social class, and legitimacy.
↵3-152 Corrected for gestational age, maternal age, parity, and social class.
↵3-153 Original data converted to metric: 1 oz = 28 g, 1 inch = 2.5 cm, 1 lb = 453 g.