Table 3.
Statistical summary of analyzed oral glucose tolerance test data (study 2).
| Data points | Training data (n=5408) | Test data (n=1352) | P valuea |
| Age, years, mean (SD) | 47.13 (8.75) | 46.93 (8.70) | .43 |
| Sex, male, n (%) | 4853 (89.74) | 1210 (89.50) | .83 |
| Body mass index (kg/m2), mean (SD) | 22.71 (2.70) | 22.72 (2.70) | .89 |
| Glycated hemoglobin (%), mean (SD) | 5.32 (0.23) | 5.31 (0.23) | .43 |
| FPGb (mg/dL), mean (SD) | 91.46 (4.99) | 91.41 (5.01) | .74 |
| 1-hour PG (mg/dL), mean (SD) | 129.47 (33.10) | 128.86 (31.48) | .53 |
| 2-hour PG (mg/dL), mean (SD) | 99.89 (18.41) | 99.73 (18.34) | .77 |
| SPGc (mg/dL), mean (SD) | 320.81 (45.05) | 320.00 (43.52) | .54 |
| Fasting IRId (IU/mL), mean (SD) | 5.66 (3.13) | 5.59 (2.71) | .47 |
| 1-hour IRI (IU/mL), mean (SD) | 51.06 (33.02) | 49.20 (31.85) | .06 |
| 2-hour IRI (IU/mL), mean (SD) | 34.16 (22.88) | 33.45 (21.68) | .28 |
| S-IRIe (IU/mL), mean (SD) | 90.88 (51.66) | 88.24 (49.38) | .08 |
| ISIf (composite), mean (SD) | 9.93 (5.50) | 9.98 (5.35) | .77 |
| Systolic BPg (mm Hg), mean (SD) | 121.77 (16.63) | 121.97 (16.01) | .68 |
| Diastolic BP (mm Hg), mean (SD) | 77.55 (10.82) | 77.38 (10.51) | .59 |
| Total cholesterol (mg/dL), mean (SD) | 196.35 (30.13) | 196.35 (30.28) | >.99 |
| HDLCh (mg/dL), mean (SD) | 59.53 (14.30) | 60.25 (15.01) | .11 |
| LDLCi (mg/dL), mean (SD) | 114.88 (27.66) | 113.94 (27.93) | .27 |
| Triglyceride (mg/dL), mean (SD) | 101.64 (63.13) | 102.36 (77.61) | .75 |
| Uric acid (mg/dL), mean (SD) | 6.05 (1.28) | 6.06 (1.31) | .70 |
| UNj (mg/dL), mean (SD) | 13.35 (3.04) | 13.43 (2.99) | .36 |
| Serum creatinine (mg/dL), mean (SD) | 0.87 (0.14) | 0.87 (0.14) | .95 |
| GOTk (IU/L), mean (SD) | 22.96 (8.20) | 22.81 (8.42) | .55 |
| GPTl (IU/L), mean (SD) | 23.12 (13.91) | 22.72 (13.13) | .32 |
| γ‐GTPm (IU/L), mean (SD) | 40.74 (45.54) | 39.87 (46.02) | .53 |
| Serum albumin (g/dL), mean (SD) | 4.50 (0.26) | 4.49 (0.27) | .47 |
aUsed t test or chi-square test.
bFPG: fasting plasma glucose.
cSPG: sum of plasma glucose.
dIRI: immunoreactive insulin.
eS-IRI: sum of immunoreactive insulin.
fISI: insulin sensitivity index.
gBP: blood pressure.
hHDLC: high-density lipoprotein cholesterol.
iLDLC: low-density lipoprotein cholesterol.
jUN: serum urea nitrogen.
kGOT: serum glutamic oxaloacetic transaminase.
lGPT: serum glutamic pyruvic transaminase.
mγ‐GTP: serum γ-glutamyl transpeptidase.