Table 1 Univariate analysis of demographic, clinical, laboratory, and ultrasound variables
From: The identification of pregnant women with renal colic who may need surgical intervention
Variables | Total (n = 212) | Surgery (n = 100) | No surgery (n = 112) | p |
|---|---|---|---|---|
Age (Q1, Q3), years | 29 (26, 32) | 29 (26, 32) | 29 (27, 32) | 0.71 |
BMI (Q1, Q3), kg/cm2 | 22 (20.13, 25) | 21.9 (20.6,25) | 22.55 (19.85, 25.52) | 1.00 |
Gestation (Q1,Q3), wk | 23 (18, 27) | 22 (19,27) | 24 (17, 28) | 0.48 |
History of stones, n (%) | ||||
Yes | 48 (22.6%) | 26 (26%) | 22 (19.6%) | 0.33 |
No | 164 (77.4%) | 90 (74%) | 90 (80.4%) | |
Pain duration (Q1, Q3), d | < 0.01 | |||
< 4d | 160 (75.5%) | 60 (56%) | 100 (89.3%) | |
≥ 4d | 52 (24.5%) | 40 (44%) | 12 (10.7%) | |
Fever, n (%) | 0.01 | |||
Yes | 34 (16%) | 23 (23%) | 11 (9.8%) | |
No | 178 (84%) | 77 (77%) | 94 (90.2%) | |
WBC s (Q1, Q3), 109 /L | 11.9 (10.05, 14.62) | 12.6 (10.4, 14.92) | 11.27 (9.53, 13.72) | 0.01 |
CRP | 1.15 (0.56, 3.12) | 2.03(0.85, 3.83) | 0.84 (0.40, 1.52) | < 0.01 |
Kidney stone size | 0.83 | |||
< 1 cm | 188(88.6%) | 88 (88%) | 100 (89.3%) | |
≥ 1 cm | 24 (11.4%) | 12 (12%) | 12 (10.8%) | |
Ureteral stone size | < 0.01 | |||
< 8 mm | 154 (72.6%) | 54 (54%) | 100 (89.3%) | |
≥ 8 mm | 58 (27.4%) | 46 (44%) | 12 (10.7%) | |
Hydronephrosis (Q1, Q3), mm | 16 (12, 30.75) | 26.5 (15, 59.25) | 13 (9.25, 19) | < 0.01 |
None/mild | 158 (74.5%) | 54 (54%) | 104 (92.9%) | |
Moderate/severe | 54 (25.5%) | 46 (46%) | 8 (7.1%) | |
Stone location, n(%) | < 0.01 | |||
Kidney | 54 (25.5%) | 20 (20%) | 34 (30.4%) | |
Ureter | 92 (43.4%) | 56 (56%) | 36(32.1%) | |
Proximal | 52 (24.5%) | 36 (36%) | 16 (14.3%) | |
Distal | 40 (18.9%) | 20 (20%) | 20 (17.9%) | |
None | 66 (36.1%) | 24 (24%) | 42 (37.5%) |