. 2020 Sep 30;99(4):e576–e586. doi: 10.1111/aos.14634

Table 3.

Changes in IA, IV and PD from light to dark conditions in PACS subjects with different angle‐closure mechanisms.

Parameter	1 = PB (n = 141)	2 = PIC (n = 147)	3 = TPIR (n = 125)	0 = Normal Subjects (n = 383)	p value	p value (0 & 1)	p value (0 & 2)	p value (0 & 3)	p value (1 & 2)	p value (1 & 3)	p value (2 & 3)
IA; L, mean (SD), mm²	2.76 (0.38)	2.89 (0.40)	3.05 (0.39)	2.94 (0.37)	<0.001^*	<0.001^‡	0.658^‡	0.078^‡	0.031^‡	<0.001^‡	0.004^‡
PD; L, median (IR), mm	3.89 (3.39, 4.34)	3.90 (3.41, 4.33)	3.95 (3.55, 4.42)	3.89 (3.41, 4.34)	0.234^*
IA; D, mean (SD), mm²	2.63 (0.37)	2.68 (0.40)	2.84 (0.35)	2.71 (0.36)	<0.001^*	0.109^‡	1.000^‡	0.004^‡	1.000^‡	<0.001^‡	0.002^‡
PD; D, median (IR), mm	4.73 (4.25, 5.18)	4.81 (4.34, 5.24)	4.81 (4.38, 5.29)	4.83 (4.22, 5.26)	0.256^*
IA Change, median (IR), mm²	0.13 (−0.02, 0.29)	0.22 (0.07, 0.37)	0.21 (0.03, 0.35)	0.24 (0.09, 0.37)	<0.001^†	<0.001^§	0.532^§	0.237^§	0.001^§	0.005^§	0.608^§
PD Change, median (IR), mm	0.64 (0.51, 0.96)	0.81 (0.58, 1.16)	0.70 (0.53, 1.03)	0.79 (0.55, 1.15)	0.012^†	0.004^§	0.561^§	0.309^§	0.003^§	0.121^§	0.159^§
IA Change/PD Change, median (IR), mm	0.15 (−0.03, 0.33)	0.25 (0.10, 0.39)	0.24 (0.05, 0.39)	0.26 (0.15, 0.38)	<0.001^†	<0.001^§	0.299^§	0.345^§	0.007^§	0.009^§	0.945^§

IA Change = IA in light – IA in dark; PD Change = PD in dark – PD in light.

D = dark, IA = iris cross‐sectional area, IR = interquartile range, L = light, PB = pupillary block, PD = pupil diameter, PIC = plateau iris configuration, SD = standard deviation, TPIR = thick peripheral iris roll.

One‐way analysis of variance.

^{^†}

Kruskal–Wallis test.

^{^‡}

Bonferroni.

^{^§}

Mann–Whitney test (<0.05/4 = 0.0125 = significant different).