Farm survey data were obtained 3 4 times through the year.
Longitudinal survey data were collected from 522 research assistants in 41 labs at six institutions.
Survey data were analysed using SAS 9.4 (32 bit, English) software (SAS Institute; https://www.sas.com/en_us/software/sas9.html).sas.com/en_us/software/sas9.html
Spatial analysis, factor analysis, structural-spatial regression analysis, and survey data were employed.
Using the theory of planned behavior as a model, survey data were analyzed.
Survey data were collected from 353 respondents from a stratified random sample of young adults.
The FIB and survey data were analyzed using t-tests, ANOVA, factor analysis, and linear regression.
Their survey data were analyzed and their medical records were reviewed.
Survey data were collected two times, separated by a 3 month time lag, from 85 participants.
Survey data were then collected from 198 long-haul truck drivers to provide quantitative information.
In this survey, data were collected on the materials and equipment stored on slab formworks and the worker's load.
