Table 5. Cytokine concentrations (Log pg/ml) in tears that were consistent between subject groups.
| Cytokine | Stage | Group 1 |
Group 2 |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Morning |
Evening |
Combined |
Morning |
Evening |
Combined |
||||||||
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | ||
| G-CSF |
No contact lens |
3.6 |
0.8 |
3.7 |
0.8 |
3.7 |
0.8 |
3.2 |
1.0 |
3.2 |
1.1 |
3.2 |
1.1 |
| With contact lens wear |
3.5 |
0.9 |
3.5 |
0.8 |
3.5 |
0.8 |
3.3 |
0.7 |
2.8 |
1.2 |
3.1 |
1.1 |
|
| Both stages |
3.5 |
0.8 |
3.6 |
0.8 |
3.6 |
0.8 |
3.3 |
0.9 |
3.0 |
1.2 |
3.2 |
1.1 |
|
| IL-12p70 |
No contact lens |
5.0 |
0.7 |
5.2 |
0.6 |
5.1 |
0.7 |
4.7 |
1.0 |
5.0 |
0.7 |
4.9 |
0.9 |
| With contact lens wear |
4.9 |
0.7 |
4.9 |
0.9 |
4.9 |
0.8 |
4.8 |
0.6 |
4.6 |
0.7 |
4.7 |
0.7 |
|
| Both stages |
4.9 |
0.7 |
5.1 |
0.8 |
5.0 |
0.8 |
4.8 |
0.8 |
4.8 |
0.7 |
4.8 |
0.8 |
|
| IL-13 |
No contact lens |
3.8 |
0.7 |
4.1 |
0.6 |
4.0 |
0.7 |
3.3 |
1.5 |
3.9 |
1.0 |
3.6 |
1.3 |
| contact lens Wear |
3.7 |
0.7 |
3.9 |
0.9 |
3.8 |
0.8 |
3.4 |
1.3 |
3.2 |
1.2 |
3.3 |
1.2 |
|
| Both stages |
3.8 |
0.7 |
4.0 |
0.8 |
3.9 |
0.7 |
3.4 |
1.3 |
3.6 |
1.2 |
3.5 |
1.3 |
|
| IL-15 |
No contact lens |
2.2 |
1.1 |
2.3 |
1.2 |
2.2 |
1.1 |
1.2 |
2.3 |
1.7 |
3.1 |
1.5 |
2.7 |
| With contact lens wear |
1.8 |
1.2 |
2.1 |
1.1 |
2.0 |
1.2 |
1.1 |
2.2 |
1.0 |
1.9 |
1.0 |
2.0 |
|
| Both stages |
2.0 |
1.2 |
2.2 |
1.1 |
2.1 |
1.2 |
1.2 |
2.2 |
1.3 |
2.6 |
1.2 |
2.4 |
|
| IL-1β |
No contact lens |
3.4 |
0.5 |
3.3 |
0.6 |
3.4 |
0.5 |
3.1 |
1.4 |
3.0 |
1.7 |
3.0 |
1.5 |
| With contact lens wear |
3.2 |
0.6 |
3.1 |
0.9 |
3.1 |
0.7 |
2.8 |
1.2 |
2.4 |
1.3 |
2.6 |
1.3 |
|
| Both stages |
3.3 |
0.5 |
3.2 |
0.7 |
3.2 |
0.6 |
3.0 |
1.3 |
2.7 |
1.5 |
2.8 |
1.4 |
|
| IL-1Ra |
No contact lens |
8.0 |
0.6 |
8.0 |
0.7 |
8.0 |
0.7 |
8.1 |
1.2 |
7.8 |
1.0 |
7.9 |
1.1 |
| With contact lens wear |
7.9 |
0.7 |
7.9 |
0.7 |
7.9 |
0.7 |
7.7 |
0.9 |
7.7 |
1.3 |
7.7 |
1.1 |
|
| Both stages |
8.0 |
0.7 |
7.9 |
0.7 |
7.9 |
0.7 |
7.9 |
1.1 |
7.7 |
1.1 |
7.8 |
1.1 |
|
| IL-4 |
No contact lens |
3.7 |
0.8 |
3.9 |
0.7 |
3.8 |
0.8 |
3.2 |
1.3 |
3.6 |
1.1 |
3.4 |
1.2 |
| With contact lens wear |
3.5 |
0.9 |
3.7 |
1.0 |
3.6 |
0.9 |
3.2 |
1.3 |
3.0 |
1.4 |
3.1 |
1.4 |
|
| Both stages |
3.6 |
0.9 |
3.8 |
0.9 |
3.7 |
0.9 |
3.2 |
1.3 |
3.3 |
1.3 |
3.3 |
1.3 |
|
| IL-5 |
No contact lens |
3.8 |
1.0 |
4.1 |
0.8 |
4.0 |
0.9 |
3.5 |
1.2 |
4.0 |
1.1 |
3.8 |
1.2 |
| With contact lens wear |
3.7 |
0.9 |
3.9 |
0.8 |
3.8 |
0.9 |
3.4 |
1.3 |
3.3 |
1.3 |
3.3 |
1.3 |
|
| Both stages |
3.8 |
0.9 |
4.0 |
0.8 |
3.9 |
0.9 |
3.4 |
1.2 |
3.6 |
1.3 |
3.5 |
1.3 |
|
| IL-6 |
No contact lens |
4.1 |
0.7 |
4.4 |
0.6 |
4.3 |
0.7 |
4.0 |
1.2 |
3.8 |
1.4 |
3.9 |
1.3 |
| With contact lens wear |
3.9 |
0.8 |
4.0 |
0.9 |
4.0 |
0.8 |
4.1 |
0.9 |
3.6 |
1.3 |
3.8 |
1.1 |
|
| Both stages |
4.0 |
0.8 |
4.2 |
0.8 |
4.1 |
0.8 |
4.0 |
1.1 |
3.7 |
1.4 |
3.9 |
1.2 |
|
| IL-7 |
No contact lens |
7.0 |
0.4 |
7.1 |
0.4 |
7.1 |
0.4 |
7.2 |
0.5 |
7.1 |
0.5 |
7.2 |
0.5 |
| With contact lens wear |
6.8 |
0.5 |
6.7 |
1.4 |
6.8 |
1.0 |
7.1 |
0.4 |
7.1 |
0.5 |
7.1 |
0.5 |
|
| Both stages |
6.9 |
0.4 |
6.9 |
1.0 |
6.9 |
0.8 |
7.1 |
0.5 |
7.1 |
0.5 |
7.1 |
0.5 |
|
| IL-8 |
No contact lens |
6.5 |
0.8 |
5.9 |
0.5 |
6.2 |
0.7 |
6.4 |
1.5 |
5.3 |
0.8 |
5.9 |
1.3 |
| With contact lens wear |
6.2 |
0.9 |
5.9 |
0.6 |
6.0 |
0.8 |
6.0 |
1.1 |
5.4 |
1.2 |
5.7 |
1.1 |
|
| Both stages |
6.3 |
0.8 |
5.9 |
0.6 |
6.1 |
0.8 |
6.2 |
1.3 |
5.3 |
1.0 |
5.8 |
1.2 |
|
| MIP-1α |
No contact lens |
4.1 |
0.9 |
3.9 |
1.0 |
4.0 |
1.0 |
4.3 |
2.5 |
4.0 |
2.2 |
4.1 |
2.3 |
| With contact lens wear |
3.9 |
1.0 |
3.8 |
1.2 |
3.8 |
1.1 |
4.0 |
2.1 |
3.0 |
1.7 |
3.5 |
2.0 |
|
| Both stages |
4.0 |
1.0 |
3.8 |
1.1 |
3.9 |
1.0 |
4.1 |
2.3 |
3.5 |
2.0 |
3.8 |
2.2 |
|
| TNF-α |
No contact lens |
4.4 |
2.3 |
5.1 |
1.5 |
4.8 |
2.0 |
4.0 |
2.2 |
4.7 |
2.0 |
4.4 |
2.1 |
| With contact lens wear |
4.1 |
2.3 |
4.6 |
2.1 |
4.3 |
2.2 |
4.6 |
1.6 |
4.1 |
2.1 |
4.3 |
1.9 |
|
| Both stages |
4.2 |
2.3 |
4.8 |
1.8 |
4.5 |
2.1 |
4.3 |
2.0 |
4.4 |
2.0 |
4.3 |
2.0 |
|
| VEGF | No contact lens |
5.3 |
1.0 |
5.1 |
1.0 |
5.2 |
1.0 |
4.8 |
1.9 |
3.8 |
2.5 |
4.3 |
2.3 |
| With contact lens wear |
4.9 |
1.1 |
5.0 |
0.8 |
5.0 |
1.0 |
5.2 |
1.7 |
4.9 |
1.9 |
5.1 |
1.8 |
|
| Both stages | 5.1 | 1.1 | 5.1 | 0.9 | 5.1 | 1.0 | 5.0 | 1.8 | 4.4 | 2.3 | 4.7 | 2.1 | |
Abbreviations: IL = interleukin; FGF = fibroblast growth factor; G-CSF = Granulocyte colony stimulating factor; GM-CSF = granulocyte monocyte colony stimulating facotr; IFN = interferon; IP = Interferon gamma-induced protein; MCP = monocyte chemoattractant protein; MIP = macrophage inflammatory protein; PDGF = platelet-derived growth factor; RANTES = regulated on activation, normal T cell expressed and secreted; TNF = tumor necrosis factor; VEGF = vascular endothelial growth factor