Table 1 Comparison of characteristics between the delayed neuropsychiatric sequelae (DNS)-developing group and the non-DNS-developing group
From: Predictors for delayed encephalopathy following acute carbon monoxide poisoning
Item | Category | DNS-developing group | Non-DNS-developing group | P value |
|---|---|---|---|---|
n = 13 | n = 66 | |||
Gender | Male (%) | 11 (84.6) | 54 (81 8) | 1.000 |
Female (%) | 2 (15.4) | 12 (18.2) | ||
Mean age ± S.D. (years) | 47.38 ± 1483 | 40 44 ± 1391 | 108.000 | |
Place of exposure | Car (%) | 10 (76.9) | 47 (71.2) | 1.000 |
Room (%) | 3 (23.1) | 19 (28.8) | ||
The number of the transfered from outside institution | (%) | 2 (15.4) | 17(25.8) | 0.723 |
Time to onset of intermittent CO poisoning (day) | 23.2 | |||
Mean duration of exposure ± SD (min) | 310.00 ± 242.49 | 253.33 ± 199.93 | 0.644 | |
Mean JCS score at first hospital consultation ± S.D. | 200.4 ± 107.24 | 52.71 ± 94.55 | 0.000* | |
Abnormal head CT findings at consultation | Yes (%) | 10 (76.9) | 4 (6.2) | 0.000# |
No (%) | 3 (23.1) | 61 (93.8) | ||
CO-Hb level at first hospital consultation ± S.D. (%) | 19.58 ± 20.03 | 24.99 ± 13.98 | 2.242 | |
Mean WBC count ± S.D. (/μ) | 14391.52 ± 4534.60 | 13834.44 ± 10769.56 | 0.856 | |
Mean CK level ± S.D. (IU/L) | 4371.92 ± 5976.33 | 650.86 ± 2384.67 | 0.001I† | |
Mean CK-MD level ± S.D. (IU/L) | 51.22 ± 33.28 | 15.66 ± 23.47 | 0.000† | |
Mean LDH level ± S.D. (U/L) | 395.80 ± 270.04 | 221.87 ± 101.95 | 0.000† | |
HBO therapy administered at consultation? | Yes | 10 (76.9) | 39 (59.1) | 0.350 |
No | 3 (23.1) | 27 (40.9) | ||
Total BPRS score ± S.D. | 14.31 ± 11.86 | 14.58 ± 9.124 | 0.925 | |
GAS ± S.D. | 17.31 ± 18.50 | 28.48 ± 16.70 | 0.033† | |
LCU ± S.D. | 50.40 ± 15.05 | 65.15 ± 53.23 | 0.392 | |
ICD-10 classification | F1 (%) | 0 (0) | 1 (1.5) | 0.804 |
F2 (%) | 0 (0) | 6 (9.1) | ||
F3 (%) | 9 (69.2) | 42 (63.6) | ||
F4 (%) | 2 (15.4) | 12 (18.2) | ||
F6 (%) | 1 (7.7) | 3 (4.5) | ||
Others (%) | 1 (7.7) | 2 (3.0) | ||
Mean length of hospital stay ± S.D. (days) | 251.08 ± 283.27 | 37.18 ± 37.93 | 0.000† | |
Mean number of HBO sessions ± S.D. (sessions) | 51.62 ± 16.69 | 5.38 ± 7.70 | 0.000† |