{"doi":"10.3390/nu15153449","title":"Does Pizza Consumption Favor an Improved Disease Activity in Rheumatoid Arthritis?","abstract":"To our knowledge, no studies so far have investigated the role of pizza and its ingredients in modulating disease activity in rheumatoid arthritis (RA). We assessed this question via a recent cross-sectional study including 365 participants from Italy, the birthplace of pizza. Multiple robust linear and logistic regression models were fitted with the tertile consumption categories of each available pizza-related food item/group (i.e., pizza, refined grains, mozzarella cheese, and olive oil) as independent variables, and each available RA activity measure (i.e., the Disease Activity Score on 28 joints with C-reactive protein (DAS28-CRP), and the Simplified Disease Activity Index (SDAI)) as the dependent variable. Stratified analyses were carried out according to the disease severity or duration. Participants eating half a pizza >1 time/week (vs. ≤2 times/month) reported beneficial effects on disease activity, with the significant reductions of ~70% (overall analysis), and 80% (the more severe stratum), and the significant beta coefficients of -0.70 for the DAS28-CRP, and -3.6 for the SDAI (overall analysis) and of -1.10 and -5.30 (in long-standing and more severe RA, respectively). Among the pizza-related food items/groups, mozzarella cheese and olive oil showed beneficial effects, especially in the more severe stratum. Future cohort studies are needed to confirm this beneficial effect of pizza and related food items/groups on RA disease activity.","journal":"Nutrients","year":2023,"id":375270,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":4,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9601,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2023-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":529003,"name":"Maria Parpinel","orcid":"0000-0003-1309-4467","position":1,"is_corresponding":false},{"id":1137483,"name":"Michela Carola Speciani","orcid":"0000-0002-7631-612X","position":2,"is_corresponding":false},{"id":1132594,"name":"Federica Fiori","orcid":"0000-0003-2886-8074","position":3,"is_corresponding":false},{"id":1137484,"name":"Rachele Bianco","orcid":"0009-0001-4268-8654","position":4,"is_corresponding":false},{"id":577271,"name":"Roberto Caporali","orcid":"0000-0001-9300-6169","position":5,"is_corresponding":false},{"id":911225,"name":"Francesca Ingegnoli","orcid":"0000-0002-6727-1273","position":6,"is_corresponding":false},{"id":1137887,"name":"Isabella Scotti","orcid":null,"position":7,"is_corresponding":false},{"id":1137485,"name":"Tommaso Schioppo","orcid":"0000-0001-8359-5131","position":8,"is_corresponding":false},{"id":1137486,"name":"Tania Ubiali","orcid":"0000-0001-6790-5064","position":9,"is_corresponding":false},{"id":1137487,"name":"Maurizio Cutolo","orcid":"0000-0002-5396-0932","position":10,"is_corresponding":false},{"id":284195,"name":"Giuseppe Grosso","orcid":"0000-0003-3930-5285","position":11,"is_corresponding":false},{"id":321665,"name":"Monica Ferraroni","orcid":"0000-0002-4542-4996","position":12,"is_corresponding":false},{"id":265964,"name":"Valeria Edefonti","orcid":"0000-0002-1995-1477","position":13,"is_corresponding":false},{"id":814324,"name":"Roberta De Vito","orcid":"0000-0003-0639-5341","position":0,"is_corresponding":true}],"reference_count":86,"raw_metadata":null,"created_at":"2026-07-19T01:16:19.336238Z","pmid":"37571389","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}