Table 2.
Characteristics of the included patients.
| References |
Patients, number |
Age, years | Female, % | Clinical severity | NLR values | Time onset to sample |
|---|---|---|---|---|---|---|
| ***Jamali et al. (72) | 44 | 52 ± 12 vs. 59 ± 19 | 21 (66%) vs. 6 (50%) | GCS: 13 ± 3 vs. 5 ± 4; FG: 3.59 ± 0.67 vs. 3.75 ± 0.62 |
11.53 vs. 17.85 | <24 h |
| **Wang et al. (73) | 716 | 52.23 ± 12.74 vs. 54.99 ± 11.59 | 14 (46%) vs. 437 (64%) | HHG > 3, 8 (26.7%) vs. 107 (15.6%); FG > 2, 22 (73.3%) vs. 287 (41.8%) | 11.27 (6.31–16.19) vs. 5.50 (2.71–10.64) | 16 (7.25–20) vs. 14 (8.0–17) |
| Al-Mufti et al. (74) | 1,067 | Age > 53, 589 (55%) | 731 (69%) | HHG ≥ 3, 645 (61%); GCS <8, 301 (29%) |
NLR ≥ 5.9, 768 (72%) | <24 h |
| *Giede-Jeppe et al. (75) | 319 | 51 (43–59) vs. 57 (49–70) | 104 (65.8%) vs. 117 (72.7%) | HHS: 2 (1–3) vs. 4 (2–5); GCS: 15 (13–15) vs. 9 (3–13); WFNS: 1 (1–2) vs. 4 (2–5) |
5.8 (3.0–10.0) vs. 8.3 (4.5–12.6) | Admission |
| Ray et al. (76) | 44 | 54.7 ± 12.8 | 31 (70.5%) | HHG > 3, 8 (28.2%); FG > 2, 29 (65.9%); WFNS > 3, 17 (38.6%) |
#-0.78 (−1.42, −0.13) vs. −1.13 (−1.47, −0.78) | N/A |
| Wu et al. (77) | 122 | 55.3 ± 10.6 | 48 (39.3%) | HHS > 3, 4 (19.7%); FG > 2, 109 (89.3%) |
10.7 ± 8.2 | <72 h |
| Ogden et al. (78) | 54 | 58.50 ± 16.52 | 24 (44.4%) |
##GSC: 15 ± 3.64 vs. 12 ± 3.41 vs. 10 ± 5.09; FG: 3 ± 0.79 vs. 4 ± 0.78 vs. 2 ± 0.63 |
##7.71 ± 13.49 vs. 11.07 ± 7.86 vs. 2.51 ± 8.71 | N/A |
| Yilmaz et al. (79) | 152 | 52.94 ± 17.04 | 94 (61.8%) | ###FG: 4 (1–4) vs. 3 (1–4) | ###8.48 (0.1–54.8) vs. 3.56 (0.46–32.9) | <24 h |
| Huang et al. (80) | 274 | 59 ± 16 | 164 (59.9%) | SAPS: 12.5 ± 5.6 | 8.7 ± 9.2 | N/A |
| Zhang et al. (82) | 54 | 56.91 ± 13.45 | 38 (70.4%) | N/A | 9.88 ± 7.68 | <24 h |
3 months mRS score: 0–2 (n = 158) vs. 3–6 (n = 161).
Rebleed group (n = 30) vs. non-rebleed group (n = 686).
Alive group (n = 32) vs. dead group (n = 12);
DCI (n = 27) vs. no DCI (n = 13). Data show 95% confidence interval.
Patients with angiography of negative spontaneous (n = 20) vs. patients with SAH originating from anterior communicating artery aneurysm (n = 18) vs. patients with traumatic SAH (n = 16).
Aneurysmal (n = 99) vs. non-aneurysmal SAH (n = 53).
Data are mean or mean ± standard deviation, median (interquartile range), and number of patients (%), unless otherwise indicated.
NLR, neutrophil-to-lymphocyte ratio; GCS, Glasgow Coma Scale; FG, Fisher grade; HHG, Hunt–Hess grade; WFNS, World Federation of Neurosurgical Societies grade; SAPS, simplified acute physiology score; DCI, delayed cerebral ischemia; SAH, subarachnoid hemorrhage.