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. 2021 Mar 2;11:4989. doi: 10.1038/s41598-021-84051-w

Table 7.

Results of the generalized linear model with sperm immaturity (IM) as response variable.

Characteristics β Standard Error Wald's Chi-square p
Intercept 76.012 4.340 χ2(1) = 306.125 0.000
WC—No − 0.283 2.265 χ2(1) = 0.016 0.901
WC—Less than 1 L/day − 1.040 2.378 χ2(1) = 0.191 0.662
WC—1 L/day and more 0.00
SH—Not smoker − 0.536 0.971 χ2(1) = 0.305 0.581
SH—1–9 cigarettes/day − 2.525 1.646 χ2(1) = 2.353 0.125
SH—10 and more cigarettes/day 0.00
BA—Negative − 2.949 1.249 χ2(1) = 5.571 0.018
BA—Positive 0.00
US—Negative 1.835 1.436 χ2(1) = 1.633 0.201
US—Positive 0.00
VA—No − 2.974 0.902 χ2(1) = 10.883 0.001
VA—Yes 0.00
CO—No − 1.132 2.399 χ2(1) = 0.223 0.637
CO—Yes 0.00
AGE − 0.134 0.0691 χ2(1) = 3.751 0.053

WC wine consumption, SH smoking habit, BA semen bacteriological analysis, US urethral swab, VA varicocele, CO consanguinity.