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. Author manuscript; available in PMC: 2017 Feb 1.
Published in final edited form as: Am J Kidney Dis. 2015 Oct 9;67(2):209–217. doi: 10.1053/j.ajkd.2015.08.022

Table 1.

Characteristics and baseline kidney function of study population by job

Participants Overall Field Worker Non – Field Worker
Cane
cutter
Seeder Seed cutter Agrichemical
applicator
Irrigator Driver Factory
worker
No. (%) 284 (100%) 51 (18%) 36 (13%) 19 (7%) 29 (10%) 49 (17%) 41 (14%) 59 (21%)
Characteristics
 Male sex 251 (88%) 51 (100%) 15 (42%) 9 (47%) 29 (100%) 49 (100%) 41 (100%) 57 (97%)
 Age (y) 33.6 ±10.4 30.5 ± 10.6 30.2 ± 8.7 30.3 ± 9.2 34.7 ± 8.2 30.3 ± 8.8 40.9 ± 11.2 36.5 ± 9.8
 Duration working at company (y) 9.4 ± 9.0 3.6 ± 5.3 4.9 ± 4.8 3.7 ± 4.4 12.0 ± 8.0 9.7 ± 8.0 14.4 ± 8.9 14.2 ± 10.6
 Water per day (L) 5.1 ± 2.2 6.3 ± 2.8 4.4 ± 2.2 5.8 ± 2.4 4.6 ± 1.8 6.3 ± 1.9 4.6 ± 1.6 4.0 ± 1.7
 Electrolyte solution packets per daya 2.4 ± 1.9 3.6 ± 1.4 2.0 ± 1.5 2.5 ± 1.5 3.5 ± 1.9 2.3 ± 1.6 0.4 ± 1.2 2.7 ± 2.0
Kidney function at preharvest
 eGFR (mL/min/1.73 m2) 114 ± 17 111 ±18 118 ± 19 116 ± 18 116 ± 14 120 ± 14 106 ± 17 113 ± 16
 ACR (mg/g) 2.9 ± 3.5 3.8 ± 4.3 4.5 ± 4.4 2.9 ± 2.3 2.4 ± 4.5 2.2 ± 3.6 3.0 ± 2.7 2.5 ± 2.7
 eGFR <60 mL/min/1.73 m2 1 (0.4%) 0 (0%) 1 (3%) 0 (0%) 0 (0%) 0 (0%) 0 (0%) 0 (0%)
 ACR >30 mg/g 12 (4%) 3 (6%) 4 (11%) 0 (0%) 2 (7%) 2 (4%) 1 (2%) 0 (0%)

Note: Values for categorical variables are given as number (percentage); values for continuous variables are given as mean ± standard deviation, with the exception of ACR, which is given as geometric mean ± geometric standard deviation.

Abbreviations: eGFR, estimated glomerular filtration rate; ACR, albumin-creatinine ratio.

a

Each packet is 100 mL.