Calculate your average ELPo, for use with intraocular lens power calculation programs, by starting with an average of at least 10 cases, ideally 20 to 30. You can then easily set up your spreadsheet, using the example below, that will make the calculations automatically.

Case #	Patient ID	Op Eye	IOL Power	Post-op K1	Post-op K2	Post-op Sph Eq	Axial Length	Bag ELPo	Sulcus ELPo
1	9695	OD	+26.50	44.00	42.12	-0.25	22.50	5.506	- - -
2	6789	OD	+23.50	45.75	47.75	-0.63	22.05	5.419	- - -
3	8298	OD	+17.00	42.75	44.87	-0.88	24.82	5.448	- - -
4	3045	OD	+20.00	42.00	42.75	-0.13	23.80	- - -	4.977
5	2044	OS	+20.00	41.50	42.75	+0.00	24.33	5.499	- - -
6	6644	OD	+24.00	44.62	44.87	-0.13	22.40	5.373	- - -
7	1081	OD	+21.50	43.37	43.87	-0.50	23.43	5.227	- - -
8	1109	OS	+20.50	45.13	45.75	-0.38	22.85	- - -	4.937
9	5578	OD	+18.00	42.50	42.88	-0.75	24.72	- - -	4.968
10	7826	OD	+21.50	43.88	45.50	-0.25	22.97	- -	4.892
11	2635	OS	+27.50	46.25	46.88	-0.50	21.04	- - -	5.002
12	9534	OS	+26.00	46.12	44.00	-0.13	21.92	5.464	- - -
13	9431	OS	+29.00	42.12	44.75	+0.50	21.60	5.459	- - -
14	8569	OD	+13.50	42.00	43.00	-0.50	26.34	5.519	- - -
15	1162	OS	+14.00	41.88	42.62	-0.75	26.41	5.514	- - -
16	2227	OD	+18.50	42.88	43.75	+0.25	23.99	- - -	5.103
17	1979	OS	+22.00	41.50	41.75	+0.13	23.87	5.366	- - -
18	0821	OD	+21.50	42.62	40.75	+0.25	23.99	5.477	- - -
19	9431	OD	+21.00	44.63	44.25	+0.00	23.24	5.550	- - -
20	6356	OS	16.00	45.25	46.37	-0.50	23.95	- - -	4.993
							Avg =	5.448	4.982

Effective Lens Position

Intraocular Lens Power Calculations