指标

低NAR

高NAR

P值

(NAR < 0.323, n = 56)

(NAR ≥ 0.323, n = 70)

年龄(years)

65 (51.25~75.75)

70 (53.75~79.00)

0.258

女/男(n)

30/26

11/59

<0.001

ARDS类型，n (%)

0.828

轻度

17 (30.4%)

24 (34.3%)

中度

35 (62.5%)

40 (57.1%)

重度

4 (7.1%)

6 (8.6%)

实验室分析

AST，U/L

26 (17.25~56.50)

32.5 (25~75.25)

0.073

ALT，U/L

19 (13.00~56.75)

25.5 (15.00~54.25)

0.235

白蛋白，g/L

31.75 (29.75~34.63)

24.85 (22.70~30.40)

<0.001

C反应蛋白，ng/ml

95.78 (32.60~174.24)

114 (36.35~176.80)

0.643

血小板，×10⁹

149.50 (102.50~201.25)

208 (116.50~298.50)

0.008

淋巴细胞，×10⁹

0.64 (0.47~0.94)

0.81 (0.52~1.15)

0.173

降钙素原，ng/ml

0.52 (0.12~1.74)

0.71 (0.15~4.35)

0.327

中性粒细胞，×10⁹

7.45 (5.45~9.40)

12.57 (10.83~12.27)

<0.001

既往史

糖尿病，n (%)

17 (30.4%)

7 (10.0%)

0.004

高血压，n (%)

25 (44.6%)

19 (27.1%)

0.041

COPD，n (%)

7 (12.5%)

15 (21.4%)

0.190

评分

SOFA

5 (3~6)

5 (3.00~7.25)

0.274

APACHEII

15 (12~19)

17.5 (14~22)

0.046

治疗方式

MV，n (%)

36 (64.3%)

60 (85.7%)

0.005

CRRT，n (%)

10 (17.9%)

7 (10.0%)

0.200

28天死亡率，n (%)

12 (21.4%)

47 (67.1%)

<0.001