Computed tomography imaging and clinical significance of bacterium-positive pulmonary tuberculosis complicated with diabetes

Table 1 Patient information

Group	Experimental group (n = 50)	Control group (n = 50)	t/χ2	P value
Mean age (yr)	54.3 ± 8.9	52.8 ± 9.5	0.815	0.417
Gender ratio (male/female)	28/22	30/20	0.164	0.685
Smoking history (yes/no)	32/18	30/20	0.169	0.680
Drinking history (yes/no)	25/25	22/28	0.361	0.547
High blood pressure (yes/no)	42/8	41/9	0.070	0.790
Hyperlipidemia (yes/no)	28/22	26/24	0.161	0.688
Family genetic factors (yes/no)	24/26	26/24	0.160	0.689

Table 2 Comparison of clinical symptoms

Index (%)	Experimental group (n = 50)	Control group (n = 50)	χ2	P value
Cough and sputum	22/28	24/26	0.161	0.688
Chest distress	12/38	15/35	0.456	0.499
Low-grade fever	11/39	10/40	0.060	0.806
Hemoptysis	10/40	9/41	0.064	0.798
Night sweat	12/38	11/39	0.056	0.812
Lose weight	11/39	10/40	0.060	0.806
Thoracodynia	6/44	5/45	0.102	0.749

Table 3 Comparison of laboratory test results

Index (%)	Experimental group (n = 50)	Control group (n = 50)	t/χ2	P value
Blood sugar level	4.5 ± 1.3	4.4± 1.2	0.400	0.690
WBC			0.578	0.748
Normal	35	33
Rise	9	12
Reduce	6	5
HGB			0.543	0.461
Normal	45	47
Anemia	5	3
ESR			0.164	0.685
Normal	20	22
Accelerate	30	28
ALB			0.360	0.548
Normal	24	27
Reduce	26	23

HGB: Hemoglobin; ALB: Albumin; ESR: Erythrocyte sedimentation rate; WBC: White blood cell.

Table 4 Comparison of computed tomography imaging

Index (%)	Experimental group (n = 50)	Control group (n = 50)	t/χ2	P value
Average number of lesions	4.5 ± 1.3	4.4 ± 1.2	0.246	0.806
Calcified lesion detection rate, %	46	28	8.574	0.003
Tuberculosis lesion morphology			12.688	0.045
Tubercular shadow	6	5
Patches and clumps of shadow	32	12
Striped shadow	22	3
Void shadow	34	5
Miliary shadow	3	2
Pulmonary atelectasis	0	1
Honeycomb shadow	1	1
Caseosis	4	1

Table 5 Comparison of computed tomography imaging

Analysis factors	95% confidence interval	P value
Age	2.13 (1.23-3.45)	0.023
Gender	1.02 (0.67-1.89)	0.044
Medical history	-1.78 (-0.98 to -2.76)	0.032
Level of lung infection	1.13(0.92-3.36)	0.025
Tubercular shadow	3.01 (1.55-4.32)	0.001