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Table 2 Intake of salt monosodium glutamate and sauce in different seasons and regions in Shanghai (per standard person per day) (median (P25, P75)) (mg)

From: The high sodium condiments and pre-packaged food should be the focus of dietary sodium control in the adult Shanghai population

Region

Season

n

Sodium

Source of sodium

Cooking salt

Monosodium glutamate

Soy sauce

Pre-packaged food

Shanghai

Spring

1503

4167 (3017.6232)

2369 (1455.3741)

139 (42.281)

451 (160.876)

858 (114.3232)

 

Summer

1448

4194 (2915.6078)

2366 (1485.3691)

122 (30.262)

407 (167.857)

1216 (112.3536)

 

Autumn

1444

4288 (2968.6029)

2354 (1454.3693)

131 (30.264)

440 (208.919)

1136 (104.4004)

 

Winter

1423

4515 (3037.6432)

2452 (1432.3866)

132 (31.274)

451 (169.833)

784 (92.3174)

 

On average

1524

4306 (2973.6202)

2373 (1451.3744)

131 (34.274)

439 (171.870)

958 (106.3452)

Urban

Spring

703

4129 (2935.6232)a

2341 (1455.3673)a

132 (39.257)a

415 (148.844)a

1236 (158.3594)a

 

Summer

669

4132 (2855.5697)

2353 (1481.3639)

112 (13.237)a

379 (155.797)a

1782 (212.3866)a

 

Autumn

666

4284 (2917.5938)a

2329 (1415.3621)a

105 (0.238)a

417 (193.821)a

2058 (176.4788)a

 

Winter

658

4476 (2953.6280)a

2487 (1405.3840)a

134 (19.245)a

400 (153.760)a

1094 (128.3594)a

 

On average

713

4247 (2921.6087)a

2366 (1436.3673)a

122 (23.245)a

407 (161.803)a

1414 (160.3866)a

Suburban

Spring

367

4195 (3321.5837)

2363 (1325.3641)

191 (72.315)

530 (229.966)

344 (66.3032)

 

Summer

361

4440 (3232.7450)

2431 (1485.4954)

142 (61.339)

434 (223.950)

386 (52.3184)

 

Autumn

359

4135 (3122.5827)

2134 (1442.3734)

192 (82.335)

434 (228.1113)

254 (68.2584)

 

Winter

352

4453 (3227.6432)

2233 (1368.3741)

144 (67.313)

483 (227.1009)

448 (66.2786)

 

On average

372

4350 (3246.6272)

2327 (1381.3776)

176 (70.318)

471 (228.1031)

370 (64.2934)

Rural

Spring

433

4362 (3254.6373)

2641 (1692.4415)

126 (62.284)

636 (182.1036)

150 (0.974)

 

Summer

418

4352 (2828.6662)

2355 (1497.3839)

144 (65.298)

569 (239.1233)

102 (0.534)

 

Autumn

419

4646 (3326.6700)

2705 (1738.4350)

167 (72.370)

644 (248.1221)

120 (0.1146)

 

Winter

413

4811 (3199.7089)

2591 (1694.4424)

121 (36.321)

684 (228.1270)

160 (0.1214)

 

On average

439

4516 (3146.6712)

2591 (1677.4284)

136 (57.321)

636 (221.1204)

126 (0.974)

  1. aThe analyses were conducted in different regions within the same season (P < 0.05)