Risk factors of concurrent urinary sepsis in patients with diabetes mellitus comorbid with upper urinary tract calculi

Table 1 Analysis of clinical data

Factors		Occurrence group (n = 78)	Nonoccurrence group (n = 126)	χ2 value	P value
Gender				9.219	0.002
	Male	30	76
	Female	48	50
Age				5.732	0.016
	≥ 60 yr	45	51
	< 60 yr	33	75
BMI				0.292	0.588
	≥ 25 kg/m2	28	50
	< 25 kg/m2	50	76
History of lumbago and abdominal pain				8.459	0.003
	Yes	38	36
	No	40	90
Hematuria				0.569	0.450
	Yes	36	65
	No	42	61
Symptoms of urinary tract irritation				4.036	0.044
	Yes	60	80
	No	18	46
Hypertension				0.533	0.465
	Yes	30	55
	No	48	71
Operation time		64.32 ± 15.35	59.94 ± 7.04	4.662	0.001

BMI: Body mass index.