Table 1 Characteristics of the strabismus patients at Qingdao Eye Hospital: 2014–2019
From: A retrospective survey of strabismus surgery in a tertiary eye center in northern China, 2014–2019
Selected characteristics | 2014–2016 | 2017–2019 | Total | P |
|---|---|---|---|---|
N(%) | N(%) | N(%) | ||
Total | 2529 | 3217 | 5746 | |
Area | ||||
In Qing | 1226(48.5) | 1504(46.8) | 2730(47.5) | |
Outside Qingdao | 1046(41.4) | 1383(43.0) | 2429(42.3) | 0.408 |
Outside Shandong | 257(10.2) | 330(10.3) | 587(10.2) | |
Gender | ||||
Male | 1279(50.6) | 1689(52.5) | 2968(51.7) | 0.146 |
Female | 1250(49.4) | 1528(47.5) | 2778(48.3) | |
Age | ||||
0–6 | 683(27.0) | 904(28.1) | 1587(27.6) | 0.021 |
7–12 | 790(31.2) | 1070(33.3) | 1860(32.4) | |
13–18 | 300(11.9) | 400(12.4) | 700(12.2) | |
>18 | 756(29.9) | 843(26.2) | 1599(27.8) | |
Type | ||||
Esotropia | 286(11.3) | 472(14.7) | 758(13.2) | |
Exotropia | 1689(66.8) | 1961(61.0) | 3650(63.5) | |
A-V strabismus | 99(3.9) | 137(4.3) | 236(4.1) | |
Vertical rotational strabismus | 234(9.3) | 321(10.0) | 555(9.7) | 0.000 |
Special types of strabismus | 135(5.3) | 225(7.0) | 360(6.3) | |
Central paralytic strabismus | 42(1.7) | 33(1.0) | 75(1.3) | |
Nystagmus | 44(1.7) | 68(2.1) | 112(1.9) | |