Table 3.
The bivariate analysis of subjects’ demographic and admission characteristics stratified by fluid resuscitation responsiveness (n=98)
| Characteristic | Fluid responsive | Test statistic | P | |
|---|---|---|---|---|
| No n=33 | Yes n=31 | |||
| Sex | ||||
| Female | 16 (48.5%) | 34 (52.3%) | χ2 (1)=0.13 | 0.721 |
| Male | 17 (51.5%) | 31 (47.7%) | ||
| Age (years), mean (SD) | 65.6 (13.7) | 53.21 (18.6) | t(96)=3.4 | 0.001 |
| Age group | ||||
| 15-31 years | 0 | 12 (18.5%) | χ2 (3)=13.63 | 0.003 |
| 31-47 years | 3 (9.1%) | 11 (16.9%) | LR | |
| 48-63 years | 14 (42.4%) | 24 (36.9%) | ||
| >63 years | 16 (48.5%) | 18 (27.7%) | ||
| Admission quarter of the year | ||||
| First | 13 (39.4%) | 16 (24.6%) | χ2 (3)=2.81 | 0.421 |
| Second | 6 (18.2%) | 17 (26.2%) | ||
| Third | 8 (24.2%) | 15 (23.1%) | ||
| Fourth | 6 (18.2%) | 17 (23.1%) | ||
| Admission systolic blood pressure (SYSBP), mmHg | 81.73 (15.5) | 91.2 (8.4) | t(41.7)=3.3 | 0.002 |
| Admission diastolic blood pressure (DIASBP), mmHg | 48.4 (13) | 53.9 (11.5) | t(96)=2.2 | 0.034 |
| Mean arterial blood pressure (MAP), mmHg | 59.6 (12.6) | 66.4 (9.2) | t(49.9)=2.8 | 0.008 |
| Pulse rate | 99.1 (22.6) | 93.1 (22.6) | t(96)=1.24 | 0.217 |
| Shock index (SI) | 1.28 (0.5) | 1.03 (0.3) | t(41.96)=2.8 | 0.007 |
| Modified shock index (MSI) | 1.77 (0.7) | 1.42 (0.4) | t(41.4)=2.80 | 0.008 |