31.   Previous studies used activities such as bathing, shopping or doing laundry, which can be affected by factors that have nothing to do with health.

32.   So many factors can affect how a race is sailed -- the wind, the current and the weather ....

33.   The following factors have affected food safety over the past two decades.

34.   The hard part is determining just what that impedance number means because other factors also affect impedance.

35.   The point, he said, is that different factors affect each of those companies, although they are lumped together under the technology rubric.

36.   The seminary, under accreditation rules, is not allowed to let outside political and denominational factors affect its hiring of faculty.

37.   These factors affect the final cost of packages, and potential buyers should ask about all of them.

38.   Those factors strongly affect the cost of any campaign.

39.   Three main factors affect the height of the high tides.

40.   But other factors affecting well being -- low birth rates, poverty and missing a parent -- worsened over the last several years.