Table 3.
Biomarkers and Fasting Surrogate Indices in PCOS Cohort Stratified by IGT Status
| Characteristics | PCOS NGT (n = 19) |
PCOS IGT (n = 9) |
P values |
|---|---|---|---|
| Measurements | |||
| 2hr glucose (OGTT) (mg/dL) | 117 ± 17 | 151 ± 15 | <0.001 |
| BMI percentile | 98 (83, 99) | 97 (73, 99) | 0.902 |
| Waist circumference (cm) | 93 ± 15 | 96 ± 15 | 0.605 |
| FAI | 6.6 (3.7, 9) | 8.7 (2.9, 18.6) | 0.386 |
| HbA1C (%) | 5.2 ± 0.5 | 5.2 ± 0.5 | 0.636 |
| Fasting glucose OGTT (mg/dL) | 83 (79, 90) | 86 (81, 88) | 0.786 |
| Fasting glucose Clamp (mg/dL) | 86 ± 4 | 85 ± 4 | 0.597 |
| Fasting insulin OGTT (IU/mL) | 15 (13, 21) | 31 (16, 47) | 0.030 |
| Fasting insulin Clamp (IU/mL) | 19 (11, 24) | 24 (13, 27) | 0.431 |
| 2hr insulin (OGTT) (IU/mL) | 125 (91, 272) | 427 (131, 518) | <0.001 |
| C-peptide (ng/mL) | 2.6 ± 0.9 | 2.6 ± 1.3 | 0.974 |
| GIR (mg/kgFFM/min) | 12.8 ± 4.3 | 13.0 ± 5.4 | 0.942 |
| TG (mg/dL) | 109 ± 42 | 111±56 | 0.919 |
| HDL (mg/dL) | 37 (31, 44) | 35 (34, 47) | 0.863 |
| Adiponectin (ng/mL) | 6.9 ± 2.5 | 5.3 ±2.7 | 0.129 |
| Calculations | |||
| HOMA-IR (clamp) | 3.9 (2.4, 5.5) | 5.0 (2.6, 5.6) | 0.555 |
| HOMA-IR (OGTT) | 3.1 (2.7, 4.2) | 6.6 (3.2, 10.9) | 0.030 |
| QUICKI (clamp) | 0.32 ± 0.03 | 0.32 ± 0.03 | 0.845 |
| QUICKI (OGTT) | 0.32 (0.31, 0.33) | 0.29 (0.26, 0.33) | 0.030 |
| FGIR (clamp) | 4.4 (3.6, 7.5) | 3.5 (3.0, 7.5) | 0.431 |
| FGIR (OGTT) | 5.5 (4.4,7.5) | 2.7 (2.0, 6.3) | 0.044 |
| TyG index (clamp) | 3.6 ± 0.2 | 3.6 ± 0.2 | 0.898 |
| TyG index (OGTT) | 3.6 ± 0.2 | 3.6 ± 0.2 | 0.989 |
| HOMA-β (clamp) | 125 (94,178) | 164 (105, 227) | 0.461 |
| HOMA-β (OGTT) | 117 (81,152) | 223 (131, 294) | 0.047 |
| TG:HDL | 3.1 ± 1.6 | 3.0 ± 1.8 | 0.926 |
| Matsuda | 5.9 (4.7, 7.6) | 2.6 (2.1, 7.3) | 0.024 |
| e-IS | 7.0 (4.6, 9.2) | 7.1 (5.6, 10.0) | 0.731 |