Methods of determining one or more ratios of chemokines in gingival crevicular fluid of an individual selected from the group consisting of: MIF:MIP1a, MIF:CXCL1; MIF:CXCL5; M1F:CXCL8; MIF:CXCL2; and MIF:CXCL6 and methods of identifying an individual as having gingivitis comprising determining one or more ratios of the chemokines in gingival crevicular fluid are disclosed. Methods of treating individuals who are identified as having gingivitis by determining one or more ratios of the chemokines in gingival crevicular fluid are disclosed. Also disclosed are methods of monitoring the treatment individuals who have gingivitis.