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. Author manuscript; available in PMC: 2013 Mar 19.
Published in final edited form as: Br J Ophthalmol. 2012 Nov 10;97(1):88–91. doi: 10.1136/bjophthalmol-2012-302006

Table 2.

Preoperative vertical deviation and postoperative correction

Hypertropia PD mean ± SD (range) IOR preop IOR correction p Value (preop/final visit)
Central 5.6 ± 2.1 (0–8) 5.4 ± 2.7 (0–13) <0.001
Contralateral 15.9 ± 7.6 (6–35) 13.6 ± 5.7 (6–27) <0.001
Ipsilateral 1.5 ± 1.9 (0–6) 1.6 ± 2.6 (−1–10) 0.02
Upgaze 7.1 ± 3.6 (0–16) 7.4 ± 4.5 (0–15) 0.004
Downgaze 3.3 ± 3.2 (0–12) 2.4 ± 3.4 (−2–12) <0.001
Near 3.7 ± 3.4 (0–12) 3.1 ± 2.8 (0–8) 0.001
Excyclotropia (°) 7.7 ± 2.5 (4–12) 4.6 ± 3.1 (−1–8) 0.001

IOR, inferior oblique recession; PD, prism dioptre; Correction, amount of change in deviation from the preoperative visit exam to the final visit exam.