{"GSE77790": {"is_usable": false, "is_gene_available": false, "is_trait_available": false, "is_available": false, "is_biased": null, "has_age": null, "has_gender": null, "sample_size": null, "note": null}, "GSE75241": {"is_usable": true, "is_gene_available": true, "is_trait_available": true, "is_available": true, "is_biased": false, "has_age": false, "has_gender": false, "sample_size": 30, "note": "This dataset studies gene expression profiles in esophageal squamous cell carcinoma, comparing tumor samples with matched nonmalignant mucosa. The sample size is moderate with paired samples."}, "GSE66258": {"is_usable": false, "is_gene_available": false, "is_trait_available": true, "is_available": false, "is_biased": null, "has_age": null, "has_gender": null, "sample_size": null, "note": null}, "GSE55857": {"is_usable": false, "is_gene_available": false, "is_trait_available": true, "is_available": false, "is_biased": null, "has_age": null, "has_gender": null, "sample_size": null, "note": null}, "GSE218109": {"is_usable": false, "is_gene_available": false, "is_trait_available": false, "is_available": false, "is_biased": null, "has_age": null, "has_gender": null, "sample_size": null, "note": "This dataset studies gene expression profiles in esophageal squamous cell carcinoma tumors, comparing nuclear-stabilized p53 (NS+) versus unstable p53 (NS-) protein tumor samples."}, "GSE156915": {"is_usable": true, "is_gene_available": true, "is_trait_available": true, "is_available": true, "is_biased": false, "has_age": false, "has_gender": false, "sample_size": 361, "note": "This dataset studies gene expression profiles in esophageal squamous cell carcinoma, comparing tumor samples with matched nonmalignant mucosa. The sample size is moderate with paired samples."}, "GSE131027": {"is_usable": false, "is_gene_available": false, "is_trait_available": false, "is_available": false, "is_biased": null, "has_age": null, "has_gender": null, "sample_size": null, "note": "This dataset studies gene expression profiles in esophageal squamous cell carcinoma, comparing tumor samples with matched nonmalignant mucosa. The sample size is moderate with paired samples."}, "GSE107754": {"is_usable": false, "is_gene_available": true, "is_trait_available": true, "is_available": true, "is_biased": true, "has_age": false, "has_gender": true, "sample_size": 84, "note": "This dataset studies gene expression profiles in esophageal squamous cell carcinoma, comparing tumor samples with matched nonmalignant mucosa. The sample size is moderate with paired samples."}, "GSE104958": {"is_usable": false, "is_gene_available": true, "is_trait_available": true, "is_available": true, "is_biased": true, "has_age": false, "has_gender": false, "sample_size": 46, "note": "This dataset studies gene expression related to pathological complete response (pCR) after neoadjuvant chemotherapy in esophageal cancer. The trait information was derived from RNA sample IDs mentioned in the background information."}, "GSE100843": {"is_usable": true, "is_gene_available": true, "is_trait_available": true, "is_available": true, "is_biased": false, "has_age": false, "has_gender": false, "sample_size": 76, "note": "This dataset studies gene expression profiles in esophageal squamous cell carcinoma, comparing tumor samples with matched nonmalignant mucosa. The sample size is moderate with paired samples."}, "TCGA_Esophageal_Cancer_(ESCA)": {"is_usable": true, "is_gene_available": true, "is_trait_available": true, "is_available": true, "is_biased": false, "has_age": true, "has_gender": true, "sample_size": 196, "note": "Data from TCGA Esophageal Cancer cohort"}}