Table 3.
Mean values and intergroup comparison between all stages of OSCC and precancerous conditions for ratio of insulin growth factor -1 and insulin-like growth factor-binding protein-3
| Ratio of IGF-1 and IGFBP-3 | Stage I | Stage II | Stage III | Stage IV | OSMF | Erythroplakia | |
|---|---|---|---|---|---|---|---|
| Mean | 51.47 | 45.03 | 64.72 | 42.72 | 45.99 | 44.001 | |
| SD | 24.73 | 13.200 | 35.44 | 23.52 | 7.17 | 5.86 | |
| One-way ANOVA for intergroup comparison between all stages of OSCC and precancerous conditions for ratio of IGF-1 and IGFBP-3 | |||||||
| Source | SS | Degrees of freedom | MS | F statistic | P | ||
| Treatment | 6847.5271 | 5 | 1369.5054 | 3.0644 | 0.0124* | ||
| Error | 50,947.3261 | 114 | 446.9064 | ||||
| Total | 57,794.8532 | 119 | |||||
*P<0.05 is significant. SS: Sum of squares, MS: Mean square, SD: Standard deviation, PCC: Precancerous conditions, IGF: Insulin growth factor, OSMF: Oral submucous fibrosis, IGFBP: Insulin-like growth factor-binding protein, OSCC: Oral squamous cell carcinoma