Table 2.
Association of clinical indices with CD4 + T cell counts
|
Index |
Grouped CD4+ T cells/mm
3
|
Levels of association |
|||
|---|---|---|---|---|---|
| A (<200) n = 36 | B (200-500) n = 71 | C (>500) n = 13 | CD4 + T cell Groups (A, B, C) | Total CD4 + T cells (A + B + C) n = 120 | |
| PI* | |||||
| Mean (SD) |
2.59 (0.49) |
2.52 (0.55) |
2.59 |
rho = −0.02748 |
rho = 0.01514 |
| Median |
2.9 |
2.8 |
(0.56) |
p = 0.7657 |
p = 0.8696 |
| Min-Max |
1.3-3.0 |
0.8-3.0 |
2.8 |
|
|
| |
|
|
1.2-3.0 |
|
|
| GI | |||||
| Mean (SD) |
2.8 (0.36) |
2.7 (0.48) |
2.7 (0.52) |
rho = −0.03339 |
rho = −0.01133 |
| Median |
3.0 |
3.0 |
3.0 |
p = 0.7173 |
p = 0.9023 |
| Min-Max |
1.9-3.0 |
0.5-3.0 |
1.4-3.0 |
|
|
| PD | |||||
| Mean (SD) |
4.6 (0.95) |
4.83 (1.07) |
4.86 (1.17) |
rho = 0.09761 |
rho = 0.18472 |
| Median |
4.16 |
4.9 |
5.0 |
p = 0.2889 |
p = 0.0434 |
| Min-Max |
2.9-6.4 |
3.0-6.8 |
2.9-6.5 |
|
|
| CAL | |||||
| Mean (SD) |
5.09 (1.06) |
5.37 (1.07) |
5.44 (1.36) |
rho = 0.12376 |
rho = 0.20212 |
| Median |
5.0 |
5.5 |
5.9 |
p = 0.1781 |
p = 0.0268 |
| Min-Max | 3.0-6.9 | 3.3-7.3 | 3.0-7.0 | ||
*PI = Plaque index, GI = Gingival Index, PD = Probing depth, CAL = Clinical loss of attachment.