Histogram

Pittsburgh Sleep Quality Index: Wake in the middle or night or early morning the past month vs Cross-Sectional Survey
Cross-Sectional Survey
Total 971
Not during the past month 172
Less than once a week 241
Once or twice a week 262
Three or more times a week 296
Pittsburgh Sleep Quality Index: Wake in the middle or night or early morning the past month vs What is your sex?
Cross-Sectional Survey
Male Female Total
Total 258 713 971
Not during the past month 72 100 172
Less than once a week 55 186 241
Once or twice a week 73 189 262
Three or more times a week 58 238 296
Pittsburgh Sleep Quality Index: Wake in the middle or night or early morning the past month vs What is your race (select all that apply)?
Cross-Sectional Survey
White / Caucasian Black / African American Native American / Alaska Native Multiracial Native Hawaiian / Pacific Islander Asian American Total
Total 746 45 20 58 4 98 971
Not during the past month 121 5 2 15 - 29 172
Less than once a week 191 9 6 5 2 28 241
Once or twice a week 201 16 4 20 1 20 262
Three or more times a week 233 15 8 18 1 21 296