Table 2.

Intraocular pressure and medications: mean values through follow-up

		Intraocular pressure mean (95% CI)			Medications mean (SD)
Time	n	Preoperative mm Hg	Postoperative mm Hg	Reduction mm Hg (%)	Preoperative #	Postoperative #	Reduction #
All cases
1 d	102	27.1 (25.5–28.7)	13.0 (11.6–14.4)	14.1 (12.1–16.0) (52)	2.9 (1.1)	0.2 (0.8)	2.7 (1.4)
1 w	97	27.2 (25.6–28.9)	14.9 (13.4–16.4)	12.3 (10.3–14.4) (45)	2.8 (1.1)	0.3 (0.9)	2.5 (1.5)
3 w	81	27.0 (25.1–28.9)	12.2 (11.2–13.2)	14.8 (12.7–16.9) (55)	2.8 (1.1)	0.5 (0.9)	2.4 (1.5)
6 w	60	27.2 (25.2–29.2)	12.8 (11.9–13.7)	14.4 (12.4–16.4) (53)	2.9 (1.1)	0.4 (1.0)	2.5 (1.6)
3 m	68	27.7 (25.7–29.8)	12.2 (11.4–13.0)	15.5 (13.5–17.6) (56)	2.8 (1.2)	0.6 (1.1)	2.2 (1.6)
6 m	67	27.0 (25.0–29.0)	12.1 (11.2–13.0)	14.9 (12.9–16.9) (55)	2.9 (1.1)	0.5 (1.0)	2.3 (1.4)
12 m	59	26.7 (24.9–28.5)	12.6 (11.6–13.7)	14.1 (12.3–15.8) (53)	2.9 (1.1)	0.6 (1.0)	2.3 (1.1)
18 m	29	24.6 (22.4–26.8)	12.5 (11.0–14.0)	12.1 (10.0–14.2) (49)	3.0 (0.8)	0.9 (1.2)	2.1 (1.6)
24 m	21	26.3 (22.8–29.9)	13.0 (11.5–14.4)	13.4 (10.4–16.4) (51)	2.7 (0.9)	0.9 (1.1)	1.8 (1.3)
GATT only
1 d	53	26.8 (24.7–29.0)	12.6 (11.1–14.0)	14.3 (11.7–16.9) (53)	3.0 (1.2)	0.3 (0.9)	2.8 (1.4)
1 w	50	27.0 (24.8–29.2)	14.2 (12.1–16.3)	12.8 (10.0–15.6) (47)	2.9 (1.2)	0.2 (0.7)	2.7 (1.4)
3 w	39	25.9 (23.4–28.5)	12.7 (11.3–14.2)	13.2 (10.1–16.3) (51)	2.9 (1.2)	0.5 (1.0)	2.5 (1.6)
6 w	31	27.5 (24.5–30.4)	13.2 (11.8–14.5)	14.3 (11.1–17.5) (52)	3.2 (1.2)	0.7 (1.3)	2.5 (1.8)
3 m	33	26.9 (24.3–29.5)	13.1 (11.8–14.3)	13.9 (11.6–16.2) (52)	3.0 (1.2)	0.9 (1.4)	2.1 (1.6)
6 m	33	26.8 (24.2–29.3)	12.3 (10.8–13.7)	14.5 (12.0–17.1) (54)	3.1 (1.1)	0.7 (1.1)	2.4 (1.4)
12 m	32	27.2 (24.6–29.7)	13.3 (11.7–15.0)	13.8 (11.3–16.3) (51)	2.9 (1.1)	0.9 (1.2)	2.0 (1.0)
18 m	15	25.0 (21.7–28.3)	11.8 (9.9–13.8)	13.2 (9.8–16.5) (53)	3.0 (0.8)	1.0 (1.3)	2.0 (1.6)
24 m	8	26.5 (19.9–33.1)	13.0 (10.7–15.3)	13.5 (7.6–19.4) (51)	3.0 (0.8)	0.9 (0.9)	2.1 (1.0)
Combined GATT and cataract surgery
1 d	49	27.4 (24.8–29.9)	13.6 (11.0–16.1)	13.8 (10.8–16.9) (50)	2.7 (1.1)	0.2 (0.7)	2.6 (1.3)
1 w	47	27.5 (24.9–30.1)	15.6 (13.5–17.8)	11.8 (8.7–15.0) (43)	2.7 (1.1)	0.5 (1.0)	2.2 (1.5)
3 w	42	28.0 (25.1–30.9)	11.8 (10.4–13.1)	16.2 (13.3–19.2) (58)	2.7 (1.1)	0.4 (0.9)	2.3 (1.5)
6 w	29	26.9 (24.2–29.7)	12.4 (11.2–13.7)	14.5 (11.8–17.2) (54)	2.6 (0.9)	0.2 (0.6)	2.4 (1.3)
3 m	35	28.5 (25.2–31.8)	11.4 (10.5–12.3)	17.1 (13.8–20.4) (60)	2.6 (1.2)	0.3 (0.7)	2.3 (1.5)
6 m	34	27.2 (23.9–30.5)	12.0 (10.9–13.1)	15.2 (12.0–18.4) (56)	2.6 (1.1)	0.3 (0.7)	2.3 (1.4)
12 m	27	26.2 (23.6–28.9)	11.8 (10.4–13.2)	14.4 (11.8–17.0) (55)	2.8 (1.0)	0.2 (0.6)	2.6 (1.2)
18 m	14	24.1 (20.9–27.4)	13.2 (10.6–15.8)	11.0 (8.2–13.8) (46)	3.0 (0.9)	0.8 (1.1)	2.2 (1.6)
24 m	13	26.2 (21.4–31.1)	12.9 (10.8–15.0)	13.3 (9.3–17.3) (51)	2.5 (1.0)	0.9 (1.2)	1.7 (1.4)

d, days; GATT, gonioscopy-assisted transluminal trabeculotomy; m, months, n, number of cases; w, weeks; #, number of medications.