Table 6.

Factors associated with radiographic exacerbation

Variables	Univariate analysis			Multivariate analysis
	OR	95% CI	P value	OR	95% CI	P value
Sex (male vs female)	1.025	0.429–2.448	0.956
Age	1.023	0.998–1.048	0.069
Systolic blood pressure	1.009	0.982–1.038	0.513
Diastolic blood pressure	1.001	0.958–1.045	0.978
Creatine kinase	1.002	1.000–1.005	0.097
Serum lactic acid	1.041	0.523–2.074	0.909
Neutrophil count	0.979	0.725–1.322	0.889
Lymphocyte count	0.684	0.350–1.338	0.267
Hemoglobin	1.006	0.981–1.032	0.630
Platelet count	0.997	0.990–1.004	0.398
Serum creatinine	1.008	0.984–1.033	0.503
ALT	1.017	0.992–1.042	0.190
AST	1.025	0.986–1.065	0.208
Lactate dehydrogenase	1.001	0.994–1.008	0.756
Smoking tobacco (yes vs no)	1.356	0.302–6.083	0.691
BMI level (< 24 vs ≥ 24)	5.765	2.255–14.734	< 0.001	4.219	1.490–11.944	0.007

OR Odds ratio; CI Confidence interval; ALT Alanine aminotransferase; AST Aspartate aminotransferase