Table 1 Baseline characteristics of patients with abdominal pain at the Emergency Department enrolled in this study
Characteristics | Ultrasound (n = 392) | Not ultrasound (n = 391) | ||
|---|---|---|---|---|
mean (SD) | n (%) | mean (SD) | n (%) | |
Age | 47 (20) | 48 (19) | ||
Gender | ||||
Male | 160 (40.8) | 171 (43.7) | ||
Female | 232 (59.2) | 220 (56.3) | ||
Height | 172 (9) | 172 (10) | ||
Weight | 73 (16) | 73 (16) | ||
BMI (Body Mass Index) | 24,8 (4.5) | 24.8 (4.3) | ||
Abdominal-related comorbidity | 76 (19.4) | 78 (19.9) | ||
Comorbidity related to heart or diabetes | 66 (16.8) | 74 (18.9) | ||
History of abdominal malignancy | 6 (1.5) | 12 (3.1) | ||
History of other malignancy | 11 (2.8) | 14 (3.6) | ||
Other comorbidity | 132 (33.7) | 123 (31.5) | ||
Admission for abdominal pain within one year | 124 (32.0) | 137 (35.3) | ||
Referral for admission | 92 (24.4) | 126 (32.9) | ||
Duration of pain | ||||
0-8 hours | 44 (14.8) | 43 (14.4) | ||
8-24 hours | 99 (33.2) | 97 (32.4) | ||
>24 hours | 147 (49.3) | 151 (50.5) | ||
Cannot answer | 8 (2.7) | 8 (2.7) | ||
Actual VAS (of pain) | 4.3 (2.8) | 4,4 (2.6) | ||
Maximal recall VAS (of pain) | 7.6 (2.6) | 7,6 (1.8) | ||
Temperature | 37.0 (0.8) | 37.0(0.7) | ||
Affected general condition | 90 (23.3) | 74 (19.1) | ||
Tenderness | 338 (86.4) | 347 (89.2) | ||
Rigidity | 51 (13.1) | 49 (12.6) | ||
Palpable mass | 23 (5.9) | 29 (7.5) | ||