Table 7.

Conjunctival Gene Expression Levels by Ethnic Group, 1 Year after Surgery^*

Gene	Mandinka (n = 139)		Wolof (n = 57)		Fula (n = 18)		Other (n = 26)		P‡
	Mean†	95% CI	Mean†	95% CI	Mean†	95% CI	Mean†	95% CI
TNF	2.24	1.09–3.39	0.65	0.39–0.90	1.47	0.79–2.15	1.32	0.75–1.90	<0.0001
IL1B	0.57	0.29–1.02	0.76	0.06–1.45	2.41	1.88–6.71	0.93	0.24–2.10	0.38
MMP-1	3.16	1.55–4.78	0.96	0.52–1.45	1.43	0.17–2.69	2.30	0.35–4.96	0.23
MMP-2	0.04	0.03–0.05	0.13	0.06–0.32	0.05	0.03–0.14	0.07	0.00–0.13	0.049
MMP-9	0.38	0.24–0.52	0.24	0.16–0.32	0.33	0.12–0.53	0.32	0.15–0.49	0.37
TIMP-1	17.78	14.2–21.4	7.51	4.80–10.2	17.54	7.45–42.5	13.92	2.16–25.7	<0.0001
TIMP-2	5.73	5.04–6.42	3.68	2.92–4.43	4.40	2.50–6.29	4.95	3.51–6.39	0.0001
MMP-1/TIMP-1	0.11	0.09–0.14	0.14	0.10–0.18	0.16	0.03–0.28	0.10	0.05–0.14	0.42

^*Conjunctival gene expression level of the gene of interest is expressed as a ratio to the HPRT-1 expression level in the same sample.

^†Arithmetic mean of untransformed response.

^‡Interval regression, with P-values adjusted for age, sex, and ethnicity.