Table 1.
T2D cases | Controls | Total | p value | |
---|---|---|---|---|
N | 63 (6.6 %) | 893 (93.4 %) | 956 | |
Females | 61 (6.4 %) | 856 (89.5 %) | 917 (95.9 %) | 0.71 |
Age (SD) years | 59.4 (7.3) | 53.6 (8.3) | 53.9 (8.4) | <0.001 |
BMI (SD) kg/m2 | 27.3 (5.2) | 24.6 (4.1) | 24.7 (4.3) | <0.001 |
Smoking | ||||
Non | 31 (3.2 %) | 422 (44.1 %) | 453 (47.4 %) | |
Ex | 21 (2.2 %) | 246 (25.7 %) | 267 (27.9 %) | 0.49 |
Current | 7 (0.7 %) | 124 (13.0 %) | 133 (13.7 %) | |
Alcohol | 2.4 (SD = 1.2) | 2.8 (SD = 1.4) | 2.8 (SD = 1.4) | 0.03 |
Zygosity | ||||
MZ | 28 (2.9 %) | 290 (30.3 %) | 318 (33.3 %) | 0.05 |
DZ | 35 (3.7 %) | 603 (63.1 %) | 638 (66.7 %) | |
LDD score | 14.9 (SD = 6.5) | 13.1 (SD = 7.7) | 13.2 (SD = 7.7) | 0.04 |
The LDD score is the summation of four features (disc height, disc signal intensity, disc bulge and anterior osteophytes) each coded 0–3, summed over the five lumbar discs. Alcohol consumption was by self-report, averaged over one week in a lifetime, in alcohol units