Surface Area of Patellar Facets: Inferential Statistics in the Iraqi Population

Table 2

Descriptive statistic of right (above) and left (below) patellae sample.

(a)

	Lateral FSA	Medial FSA	Total FSA	Weight			TD
Mean	5.25	3.74	8.99	7.06	37.75	27.57	37.89	18.69
Median	5.26	3.53	9.06	6.96	37.57	26.07	37.82	18.68
Variance	0.82	0.51	1.94	4.12	18.32	12.05	13.52	4.19
St. Dev.	0.91	0.71	1.39	2.03	4.28	3.47	3.68	2.05

FSA = facetal surface area.
Units of measurement are cm² (surface area), gm (weight), and cm (length, width, and height).

(b)

	Lateral FSA	Medial FSA	Total FSA	Weight			TD
Mean	5.35	3.33	8.69	7.04	38.67	26.43	37.93	19.69
Median	5.32	3.13	8.55	7.15	38.30	26.07	38.16	18.98
Variance	1.36	0.68	3.38	5.66	20.94	12.50	14.03	8.17
St. Dev.	1.17	0.83	1.84	2.38	4.58	3.54	3.75	2.86