Recurrence Rate and Exploration of Clinical Factors after Pituitary Adenoma Surgery: A Systematic Review and Meta-Analysis based on Computer Artificial Intelligence System

Table 2

Generalised features of patients.

Characteristics
Gender
Male/female	44/5
Median age at treatment (years)	59 (43–75)
Performance status (PS)
Small-cell carcinoma/others	51/0
Stage
Number of first-line chemotherapy courses
1/2/3/4/5/6	1/4/3/38/2/1
Median (range)	5(0–3)
Number of regimens after progression
After first-line chemotherapy
0/1/2/3/4/5	5/18/13/8/3/2
Median (range)	3 (2–6)
Median sum of target lesion diameters	99(61–305)
(mm) (range)