Table 2.
General demographic and clincial features of patients with sixth nerve palsy.
| Total cases | Included cases | Failure to visit cases | P | |
|---|---|---|---|---|
| (n = 36) | (n = 23) | (n = 13) | ||
| Age (range), year | 37.8 ± 14.9 (12–67) | 41.7 ± 14.4 (12–67) | 31.0 ± 13.7 (14–62) | 0.035a* |
| Sex, male/female | 9/27 | 6/17 | 3/10 | 0.84b |
| Laterality, right/left | 17/19 | 11/12 | 6/7 | 0.92b |
| Course (median, range), months | 24 (8–720) | 18 (8–720) | 36 (12–444) | 0.24c |
| Etiology | 0.81b | |||
| Trauma, n (%) | 17 (47.2) | 12 (52.2) | 5 (38.5) | |
| Cerebral lesions, n (%) | 9 (25) | 5 (21.7) | 4 (30.8) | |
| Microvascular lesions, n (%) | 4 (11.1) | 2 (8.7) | 2 (15.4) | |
| Unknwon, n (%) | 6 (6.7) | 4 (17.4) | 2 (15.4) | |
| Deviation (range), PD | 59.9 ± 27.9 | 55.5 ± 27.2 (25–123) | 67.7 ± 28.6 (30–113) | 0.15c |
| Abduction (range) | 5.44 ± 1.1 | −5.6 ± 1.0 (−4–−8) | −5.2 ± 1.2 (−4–−8) | 0.34c |
| Adduction (range) | 1.0 ± 0.7 (0–3) | 1.0 ± 0.7 (0–2) | 1.2 ± 0.9 (0–3) | 0.60c |
| Amount of surgery MR recession (range), mm |
8.4 ± 1.4 (5–10) | 8.5 ± 1.4 (6–10) | 8.1 ± 1.5 (5–10) | 0.38c |
| LR resection (range), mm | 11.1 ± 1.8 (7–15) | 11.1 ± 1.7 (8–14) | 11.2 ± 2.0 (7–15) | 0.92c |
PD, Prism diopter; MR, Medial rectus; LR, Lateral rectus; n, Number; a, Based on T test; b, Based on chi-square test; c, Based on Mann-Whiteney U-test; P, P-value;
*
P-value < 0.05.