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Table 1: Clinical and operative features of pituitary macroadenomas
Hard (5 Cases) Soft (24 Cases) P Value
Age^a 46.4 ± 20.8 (5) 56.0 ± 16.7 (24) .2687
Sex 
    Male (18) 4 14 .6221
    Female (11) 1 10
Preoperative clinical symptoms 
    Visual disturbance (16) 3 13 >.9999
    Others (13) 2 11
    Headache (6) 
    Hormone abnormality (4) 
    Incidental (3) 
Clinical endocrine classification 
    Functioning (11) 2 9 >.9999
    Nonfunctioning (18) 3 15
Maximum tumor size, mm^a 27.8 ± 6.4 (5) 29.1 ± 8.9 (24) .7679
Relative postoperative tumor size, %^a 72.0 ± 24.4 (4) 28.2 ± 12.1 (23) <.0001
Note:—Numbers in parentheses indicate number of cases in each category.
↵a Data are mean ± SD.

	Hard (5 Cases)	Soft (24 Cases)	P Value
Age^a	46.4 ± 20.8 (5)	56.0 ± 16.7 (24)	.2687
Sex
Male (18)	4	14	.6221
Female (11)	1	10	.6221
Preoperative clinical symptoms
Visual disturbance (16)	3	13	>.9999
Others (13)	2	11	>.9999
Headache (6)
Hormone abnormality (4)
Incidental (3)
Clinical endocrine classification
Functioning (11)	2	9	>.9999
Nonfunctioning (18)	3	15	>.9999
Maximum tumor size, mm^a	27.8 ± 6.4 (5)	29.1 ± 8.9 (24)	.7679
Relative postoperative tumor size, %^a	72.0 ± 24.4 (4)	28.2 ± 12.1 (23)	<.0001