N-NS (n=179) | S-NS (n=191) | P a | S-NS | P b | P c | P d | ||
---|---|---|---|---|---|---|---|---|
Confirmed (n=123) | Probable (n=68) | |||||||
Male | 112 (62.6%) | 149 (78.0%) | 0.001 | 97 (78.9%) | 52 (76.5%) | 0.702 | 0.003 | 0.039 |
P50 (P25-P75)e | P50 (P25-P75) | P50 (P25-P75) | P50 (P25-P75) | |||||
Age | 54 (45-64) | 53 (46-61) | 0.661 | 52 (46-60) | 55 (45-64) | 0.373 | 0.474 | 0.869 |
Serum RPR titer | 1:1 (Negative-1:2) | 1:16 (1:4-1:64) | <0.001 | 1:32 (1:16-1:64) | 1:2 (1:1-1:8) | <0.001 | <0.001 | <0.001 |
Serum TPPA titer | 1:640 (1:320-1:1280) | 1:10240 (1:2560-1:20480) | <0.001 | 1:20480 (1:10240-1:20480) | 1:2560 (1:1280-1:5120) | <0.001 | <0.001 | <0.001 |
CSF RPR titer | Negative | 1:2 (Negative-1:4) | <0.001 | 1:4 (1:2-1:8) | Negative | <0.001 | <0.001 | 1.0 |
CSF TPPA titer | Negative | 1:1280 (1:160-1:5120) | <0.001 | 1:5120 (1:1280-1:10240) | 1:80 (1:80-1:640) | <0.001 | <0.001 | <0.001 |
CSF leukocyte (cells/μL) | 4 (2-7) | 15 (6-48) | <0.001 | 29 (12-59) | 6 (2-13) | <0.001 | <0.001 | 0.015 |
CSF protein (mg/L) | 390.9 (289.9-540.0) | 606.0 (418.6-884.3) | <0.001 | 733.9 (502.0-1025.0) | 443.1 (325.8-607.2) | <0.001 | <0.001 | 0.183 |
CSF albumin (mg/L) | 249.0 (173.7-361.9) | 296.4 (220.0-456.2) | 0.003 | 296.4 (243.0-500.6) | 297.0 (182.7-446.2) | 0.218 | 0.001 | 0.204 |
CSF glucose (mmol/L) | 3.70 (3.40-4.20) | 3.54 (3.21-4.19) | 0.037 | 3.48 (3.12-4.08) | 3.74 (3.25-4.20) | 0.030 | 0.003 | 0.913 |
CSF chloride (mmol/L) | 124.3 (121.9-126.4) | 124.4 (121.5-126.3) | 0.696 | 124.8 (121.5-126.5) | 123.9 (121.6-125.9) | 0.303 | 0.902 | 0.330 |
CSF lactate (mmol/L) | 1.76 (1.57-2.02) | 1.89 (1.67-2.17) | 0.043 | 1.90 (1.73-2.30) | 1.83 (1.66-2.06) | 0.160 | 0.018 | 0.516 |
CSF lactate dehydrogenase (U/L) | 20.2 (16.7-27.7) | 20.2 (16.0-26.5) | 0.696 | 19.5 (16.0-23.6) | 22.2 (17.8-34.1) | 0.032 | 0.131 | 0.184 |
Intracranial pressure (mmH2O) | 135 (110-160) | 140 (110-160) | 0.604 | 140 (110-160) | 140 (100-160) | 0.882 | 0.656 | 0.692 |