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Table 1 Population and lifestyle characteristics of patients

From: The combination matters - distinct impact of lifestyle factors on sperm quality: a study on semen analysis of 1683 patients according to MSOME criteria

  Number of patients Mean ± s.d. Range
Total number of patients 1683   
Mean age (years) 1683 40.4 ± 5.9 25-72
BMI (kg/m 2 ) 1678 26.1± 3.4 17-48
Period of sexual abstinence (days) 1675 3.2 ± 2.2 0-35
Ejaculatory frequency (ejaculations per month) 1658 6.7 ± 3.4 0-24
Working hours (h) 1589 9.4 ± 1.4 0-15
Sleeping/day (h) 1591 7.1 ± 0.8 4-12
Coffee intake (cups/day) 1321 2.0 ± 1.5 0-12
Meals intake/day 1564 2.7 ± 0.6 1-5
Fruit/vegetables intake (portion/day) 1499 1.3 ± 0.8 0-5
Fluid intake (liter/day) 1569 2.1 ± 0.7 0.5-6
Smoking: Yes (Range: cigarettes/day) 215/1438 a 13 ± 8.4 0.5-50 b
Endurance sports (h/week) 899/1454 a 2.6 ± 2.1 0.5-22
Endurance sports (times/week) 712/1421 a 2.3 ± 1.5 0.5-14
Athletic sports (h/week) 286/1514 a 2.4 ± 1.2 0.5-14
Athletic sports (times/week) 275/1505 a 2.1 ± 1.1 0.5-7
  1. Values were expressed as mean ± s.d. (standard deviation).
  2. Number of patients in this group/patients answered this question. a Number of patients affirmed this question. b cigarettes/ day.