Table 2.
Characteristics of pituitary adenomas based on Knosp score.
| Knosp score | 0 | 1 | 2 | 3 | 4 | P value |
|---|---|---|---|---|---|---|
| % | 17.6% | 17.6% | 23.5% | 11.8% | 29.4% | — |
| Age (years) | 35.67 ± 7.51 | 29.33 ± 14.50 | 29.50 ± 13.03 | 62.00 ± 15.56 | 47.40 ± 18.68 | 0.116 |
| IGF-1 (ng/mL) | 547.80 ± 116.25 | 423.18 ± 264.93 | 516.47 ± 300.18 | 493.05 ± 311.95 | 597.91 ± 401.64 | 0.956 |
| Nadir GH (ng/mL) | 11.41 ± 11.80 | 10.95 ± 9.32 | 9.79 ± 10.46 | 8.84 ± 7.98 | 8.75 ± 10.08 | 0.861 |
| Sex (♂/♀) | 3/1 | 1/3 | 3/3 | 0/2 | 2/4 | 0.067 |
| APD (mm) | 10.00 ± 4.58 | 15.20 ± 4.70 | 18.70 ± 3.50 | 16.90 ± 1.56 | 26.50 ± 5.54 | 0.004 |
| TD (mm) | 8.77 ± 2.85 | 17.87 ± 3.01 | 18.15 ± 4.57 | 17.65 ± 3.32 | 27.12 ± 9.36 | 0.022 |
| CCD (mm) | 11.10 ± 4.76 | 15.17 ± 4.76 | 16.97 ± 5.98 | 17.90 ± 4.38 | 29.60 ± 6.42 | 0.003 |
APD: anteroposterior diameter; TD: transverse diameter; CCD: craniocaudal diameter.