https://padlet.com/kmmor135/qkhqzq2qt2u8 Kristina Morris en-us 2019-10-28 03:34:03 UTC 2019-10-28 04:17:44 UTC hello@padlet.com kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403152569 Does sleeping with two pillows, rather than one, increase quality of sleep?]]> 2019-10-28 03:35:57 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403152569 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403154579 Out of 500 participants, 250 were assigned to sleep with 2 pillows, while the other 250 slept with only one for one whole week.]]> 2019-10-28 03:42:32 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403154579 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403154844 We had 500 men and women participants, ranging from 18-60 years old, volunteer through internet application. We randomly assigned half to sleep with two pillows, while the other half had one.]]> 2019-10-28 03:44:25 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403154844 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403155317 We conducted an internet applications, and out of 500 applications we randomly chose 250 of them to sleep with 2 pillows.]]> 2019-10-28 03:47:36 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403155317 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403155626 The explanatory variable is the amount of pillows being used.]]> 2019-10-28 03:50:04 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403155626 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403155756 The response variable is the quality of sleep. We measure quality of sleep based on the PSQI Score

HERE:
https://outcometracker.org/library/PSQI.pdf]]> 2019-10-28 03:51:02 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403155756 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403156458 Our control group is the 250 people sleeping with one pillow, in comparison of two.]]> 2019-10-28 03:56:48 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403156458 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403156613 Some lurking variable may include:

-Prior Preferences of pillow amount: People may not be used to sleeping with 1 or 2 pillows.

-Selection Bias: We used internet volunteers.

-Genetics

- Some potential variables are accounted for in the PSQI survey, however, self recording may not be accurate.

]]> 2019-10-28 03:58:06 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403156613 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403157799 We are unable to blind or double blind participants. They are made aware of which group they are in, and the observers are themselves.]]> 2019-10-28 04:06:05 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403157799 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403158187 WIth the sample size of 500, the MOE would be a 4.4% which is a lower margin of error.]]> 2019-10-28 04:08:49 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403158187 kmmor135 https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403158581 After the study period,  73% of the participants using 2 pillows scored a PSQI Score of 10 or below, while only 40% of the participants using one pillow score a 10 or below.

NOTE: With the PSQI scoring system, the lower the score, the higher quality of sleep. Its is out of 21 points.]]> 2019-10-28 04:11:27 UTC https://padlet.com/kmmor135/qkhqzq2qt2u8/wish/403158581