9,264 responses from 98 respondents to 24 items.
| Description | Item-level WOMAC osteoarthritis index (24 items, pain/stiffness/physical-function subscales, 0-100 VAS-style response) from a randomized double-blind placebo-controlled trial of intra-articular ozone for knee osteoarthritis; 98 patients assessed at baseline/4/8/16 weeks |
|---|---|
| Reference | Lopes de Jesus, C.C., Neto, L.N.S., dos Santos, F.C., Jennings, F., Costa Cruz Miranda, J.R., Natour, J. (2017). Comparison between intra-articular ozone and placebo in the treatment of knee osteoarthritis: A randomized, double-blinded, placebo-controlled study. PLOS ONE, 12(7), e0179185. https://doi.org/10.1371/journal.pone.0179185 |
| DOI | 10.1371/journal.pone.0179185 |
| Licence | CC BY 4.0 |
| Source data | https://journals.plos.org/plosone/article/file?type=supplementary&id=10.1371/journal.pone.0179185.s004 |
| Responses | 9,264 |
|---|---|
| Respondents | 98 |
| Items | 24 |
| Response categories | 5 |
| Responses per respondent | 94.531 |
| Responses per item | 386 |
| Density | 3.939 |
| Longitudinal | TRUE |
| age range | Elderly (minimum age >50) |
|---|---|
| sample | Clinical |
| measurement tool | Survey/questionnaire |
| item format | Likert Scale/selected response |
| primary language(s) | por |
cov_agecov_kneecov_marital_statuscov_racecov_schoolingcov_sexiditemresptreatwave
Or load it directly in R or Python:
# R
install.packages("remotes")
remotes::install_github("itemresponsewarehouse/Rpkg")
library(irw)
df <- irw_fetch("dejesus_2017_womac")
# Python
pip install irw
import irw
df = irw.fetch("dejesus_2017_womac")
| IRW version | v393 |
|---|---|
| Redivis dataset | item_response_warehouse_3 v7.0 |
| Redivis dataset DOI | 10.57761/pqqn-pm43 |
| Manifest pin for this IRW version | v7.0 |
| Metadata source | irw_meta v23.0 |