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. Author manuscript; available in PMC: 2023 Jul 1.
Published in final edited form as: J Glaucoma. 2022 Apr 27;31(7):494–502. doi: 10.1097/IJG.0000000000002044

Table 3.

Frequency of Salt Usage by Antihypertensive Use Status in Participants with and without Glaucoma in the Incidence Phase of the Thessaloniki Eye Study (n=1,076)

Any Open Angle Glaucoma (OAG)
Frequency of Salt Use at Table or While Cooking Number (%) in Participants with Any OAG; n=89 Number (%) in Participants without OAG; n=987 P-Value P for Interaction, Antihypertensive Use*Salt Intake
Entire Population (n=1,076)
 Never 26 (29.2) 321 (32.5)
 Rare/Occasional 47 (52.8) 532 (53.9)
 Often 16 (18.0) 134 (13.6) 0.5 n/a
Antihypertensive Users (n=784) OAG=64 No OAG=720
 Never 14 (21.9) 234 (32.5)
 Rare/Occasional 35 (54.7) 386 (53.6)
 Often 15 (23.4) 100 (13.9) 0.06
Non-Antihypertensive Users (n=292) OAG=25 No OAG=267
 Never 12 (48.0) 87 (32.6)
 Rare/Occasional 12 (48.0) 146 (54.7)
 Often 1 (4.0) 34 (12.7) 0.2 0.05
Primary Open Angle Glaucoma (POAG)
Frequency of Salt Use at Table or While Cooking Number (%) in Participants with POAG; n=46 Number (%) in Participants without POAG or Pseudoexfoliation; n=743 P-Value P for Interaction, Antihypertensive Use*Salt Intake
Entire Population (n=789)
 Never 15 (32.6) 247 (33.2)
 Rare/Occasional 21 (45.7) 389 (52.4)
 Often 10 (21.7) 107 (14.4) 0.4 n/a
Antihypertensive Users (n=578) POAG=33 No POAG=545
 Never 8 (24.2) 182 (33.4)
 Rare/Occasional 15 (45.5) 280 (51.4)
 Often 10 (30.3) 83 (15.2) 0.09
Non-Antihypertensive Users (n=211) POAG=13 No POAG=198
 Never 7 (53.9) 65 (32.8)
 Rare/Occasional 6 (46.2) 109 (55.1)
 Often 0 (0.0) 24 (12.1) 0.2 0.5
Pseudoexfoliation Syndrome (PEX)
Frequency of Salt Use at Table or While Cooking Number (%) in Participants with PEX; n=287 Number (%) in Participants without PEX or POAG; n=743 P-Value P for Interaction, Antihypertensive Use*Salt Intake
Entire Population (n=1,030)
 Never 85 (29.6) 247 (33.2)
 Rare/Occasional 169 (58.9) 389 (52.4)
 Often 33 (11.5) 107 (14.4) 0.2 n/a
Antihypertensive Users (n=751) PEX=206 No PEX=545
 Never 58 (28.2) 182 (33.4)
 Rare/Occasional 126 (61.2) 280 (51.4)
 Often 22 (10.7) 83 (15.2) 0.05
Non-Antihypertensive Users (n=279) PEX=81 No PEX=198
 Never 27 (33.3) 65 (32.8)
 Rare/Occasional 43 (53.1) 109 (55.1)
 Often 11 (13.6) 24 (12.1) 0.9 0.3