Table II.

Effect of patient-related factors on semen parameters.

	Semen volume	Sperm concentration	Total sperm number	Progressive motility
	<1.5 ml	<15 × 106	<39 × 106	<32%
	OR (95% CI)	OR (95% CI)	OR (95% CI)	OR(95% CI)
Age at time of fertility preservation (years)	0.96 (0.91–1.01)	1.03 (0.99–1.07)	1.00 (0.97–1.04)	1.04 (1.00–1.08)*
BMI (kg/m²)	1.01 (0.93–1.11)	1.05 (0.97–1.13)	1.04 (0.97–1.12)	1.04 (0.97–1.12)
Alcohol—yes/no	0.96 (0.47–1.89)	0.59 (0.34–1.04)	0.71 (0.41–1.24)	0.85 (0.49–1.48)
Smoking—yes/no	2.21 (0.95–5.17)	1.33 (0.62–2.82)	2.01 (0.95–4.27)	2.35 (1.06–5.21)*
Cigarettes per day (in smokers)	1.09 (0.98–1.22)	1.03 (0.94–1.14)	1.02 (0.93–1.13)	1.11 (1.00–1.24)
Cannabis use—yes/no	∞	0.80 (0.36–1.91)	0.79 (0.34–1.85)	0.40 (1.15–1.04)
Previous hormone use—yes/no	1.55 (0.40–5.94)	2.94 (0.91–9.55)	2.64 (0.81–8.56)	2.50 (0.77–8.11)
History of anxiety or depression—yes/no	1.16 (0.47–2.83)	1.83 (0.89–3.76)	1.41 (0.69–2.91)	0.88 (0.41–1.85)
History of inguinal hernia repair or cryptorchidism—yes/no	0.85 (0.17–3.81)	0.58 (0.16–2.17)	0.52 (0.14–1.95)	1.07 (0.34–3.37)

^* P-value <0.05 using logistic regression analyses.