Table 1 Baseline demographic and clinical characteristics of meningioma patients

Total

48,735(100.00%)

45,038(92.40%)

3697(7.60%)

Age, years

< 0.001

 <62

27,183(55.80%)

25,888(57.50%)

1295(35.00%)

 62–77

16,598(34.10%)

15,323(34.00%)

1275(34.50%)

 >77

4954(10.20%)

3827(8.50%)

1127(30.50%)

Race

< 0.001

 White

37,623(77.20%)

34,840(77.40%)

2783(75.30%)

 Black

5813(11.90%)

5326(11.80%)

487(13.20%)

 Others

5299(10.90%)

4872(10.80%)

427(11.50%)

Sex

< 0.001

 Male

14,497(29.70%)

13,508(30.00%)

989(26.80%)

 Female

34,238(70.30%)

31,530(70.00%)

2708(73.2%)

Behavior recode

< 0.001

 Benign

42,948(88.10%)

39,370(87.40%)

3578(87.40%)

 Borderline malignancy

4705(9.70%)

4648(10.30%)

57(1.50%)

 Malignant

1082(2.20%)

1020(2.30%)

62(1.70%)

Tumor size

< 0.001

 <20 mm

4949(10.20%)

4602(10.20%)

347(9.40%)

 20-62 mm

22,951(47.10%)

22,559(50.10%)

392(10.6%)

 > 62 mm

3131(6.40%)

3091(6.90%)

40(1.10%)

 unknown

17,704(36.30%)

14,786(32.80%)

2918(78.90%)

Income

< 0.001

 < $50,000

7031(14.40%)

6213(13.80%)

818(22.10%)

 $50,000 - $59,999

7079(14.50%)

6528(14.50%)

551(14.90%)

 $60,000 - $70,000

15,316(31.40%)

14,347(31.90%)

969(26.20%)

 > $70,000

19,309(39.60%)

17,950(39.90%)

1359(36.80%)

Rural/Urban

< 0.001

 Rural

5308(10.90%)

4627(10.30%)

681(18.40%)

 Urban

43,427(89.1%)

40,411(89.7%)

3016(81.6%)