Table 4.

Logistic regression models predicting oligozoospermia, idiopathic NOA and DFI > 30% (OR; p value [95% CI]) in the whole cohort.

	Oligozoospermia		Idiopathic NOA		SDF > 30%
	UVA Model	MVA Model	UVA Model	MVA Model	UVA Model	MVA Model
Age	1.15; 0.1 [0.78–1.86]	1.13; 0.7 [0.64–1.93]	1.03; 0.4 [0.73–1.11]	1.01; 0.2 [0.76–1.32]	1.11; <0.001 [1.03–1.12]	1.10; 0.01 [1.01–1.12]
BMI	1.02; 0.3 [0.97–1.07]	1.06; 0.1 [0.99–1.14]	1.10; 0.2 [0.94–1.23]	1.11; 0.3 [0.95–1.35]	0.98; 0.9 [0.89–1.05]	0.99; 0.9 [0.92–1.07]
CCI	1.18; 0.6 [0.61–2.31]	1.49; 0.4 [0.57–3.57]	2.09; <0.001 [1.55–2.82]	2.05; 0.03 [1.06–3.96]	1.09; 0.1 [0.83–1.21]	1.01; 0.1 [0.76–1.13]
Testicular volume	0.84; <0.01 [0.81–0.88]	0.89; <0.01 [0.84–0.93]	0.83; <0.001 [0.81–0.86]	0.91; <0.001 [0.86–0.96]	0.95; <0.01 [0.91–0.98]	0.93; <0.01 [0.88–0.98]
FSH	1.29; <0.001 [1.21–1.38]	1.21; <0.001 [1.13–1.30]	1.13; <0.001 [1.12–1.15]	1.11; <0.001 [1.06–1.12]	1.24; 0.1 [0.97–1.05]	1.23; 0.1 [0.76–1.58]
TyG index ≥ 8.1	1.69; <0.01 [1.18–2.41]	1.58; 0.03 [1.1–2.49]	1.69; <0.01 [1.15–2.47]	1.78; <0.01 [1.12–2.85]	1.82; <0.01 [1.21–2.74]	1.91; <0.01 [1.21–3.04]

Keys: UVA = Univariate model; MVA = Multivariate model, TyG index = Triglycerides/glucose index; BMI = body mass index; CCI = Charlson Comorbidity Index; NOA = non-obstructive azoospermia; SDF = Sperm DNA Fragmentation index.